19729122400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:514

約数の個数: 288

約数和(自身を含む): 53603006688

約数和(自身を除く): 33873884288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 43, 50, 52, 65, 80, 86, 100, 104, 130, 157, 160, 172, 200, 208, 215, 260, 281, 314, 325, 344, 400, 416, 430, 520, 559, 562, 628, 650, 688, 785, 800, 860, 1040, 1075, 1118, 1124, 1256, 1300, 1376, 1405, 1570, 1720, 2041, 2080, 2150, 2236, 2248, 2512, 2600, 2795, 2810, 3140, 3440, 3653, 3925, 4082, 4300, 4472, 4496, 5024, 5200, 5590, 5620, 6280, 6751, 6880, 7025, 7306, 7850, 8164, 8600, 8944, 8992, 10205, 10400, 11180, 11240, 12083, 12560, 13502, 13975, 14050, 14612, 15700, 16328, 17200, 17888, 18265, 20410, 22360, 22480, 24166, 25120, 27004, 27950, 28100, 29224, 31400, 32656, 33755, 34400, 36530, 40820, 44117, 44720, 44960, 48332, 51025, 54008, 55900, 56200, 58448, 60415, 62800, 65312, 67510, 73060, 81640, 87763, 88234, 89440, 91325, 96664, 102050, 108016, 111800, 112400, 116896, 120830, 125600, 135020, 146120, 157079, 163280, 168775, 175526, 176468, 182650, 193328, 204100, 216032, 220585, 223600, 224800, 241660, 270040, 292240, 302075, 314158, 326560, 337550, 351052, 352936, 365300, 386656, 408200, 438815, 441170, 447200, 483320, 540080, 573521, 584480, 604150, 628316, 675100, 702104, 705872, 730600, 785395, 816400, 877630, 882340, 966640, 1080160, 1102925, 1147042, 1208300, 1256632, 1350200, 1404208, 1411744, 1461200, 1570790, 1632800, 1755260, 1764680, 1897031, 1933280, 2194075, 2205850, 2294084, 2416600, 2513264, 2700400, 2808416, 2867605, 2922400, 3141580, 3510520, 3529360, 3794062, 3926975, 4388150, 4411700, 4588168, 4833200, 5026528, 5400800, 5735210, 6283160, 7021040, 7058720, 7588124, 7853950, 8776300, 8823400, 9176336, 9485155, 9666400, 11470420, 12566320, 14042080, 14338025, 15176248, 15707900, 17552600, 17646800, 18352672, 18970310, 22940840, 24661403, 25132640, 28676050, 30352496, 31415800, 35105200, 35293600, 37940620, 45881680, 47425775, 49322806, 57352100, 60704992, 62831600, 70210400, 75881240, 91763360, 94851550, 98645612, 114704200, 123307015, 125663200, 151762480, 189703100, 197291224, 229408400, 246614030, 303524960, 379406200, 394582448, 458816800, 493228060, 616535075, 758812400, 789164896, 986456120, 1233070150, 1517624800, 1972912240, 2466140300, 3945824480, 4932280600, 9864561200, 19729122400]

約数ペア:

[(1, 19729122400), (2, 9864561200), (4, 4932280600), (5, 3945824480), (8, 2466140300), (10, 1972912240), (13, 1517624800), (16, 1233070150), (20, 986456120), (25, 789164896), (26, 758812400), (32, 616535075), (40, 493228060), (43, 458816800), (50, 394582448), (52, 379406200), (65, 303524960), (80, 246614030), (86, 229408400), (100, 197291224), (104, 189703100), (130, 151762480), (157, 125663200), (160, 123307015), (172, 114704200), (200, 98645612), (208, 94851550), (215, 91763360), (260, 75881240), (281, 70210400), (314, 62831600), (325, 60704992), (344, 57352100), (400, 49322806), (416, 47425775), (430, 45881680), (520, 37940620), (559, 35293600), (562, 35105200), (628, 31415800), (650, 30352496), (688, 28676050), (785, 25132640), (800, 24661403), (860, 22940840), (1040, 18970310), (1075, 18352672), (1118, 17646800), (1124, 17552600), (1256, 15707900), (1300, 15176248), (1376, 14338025), (1405, 14042080), (1570, 12566320), (1720, 11470420), (2041, 9666400), (2080, 9485155), (2150, 9176336), (2236, 8823400), (2248, 8776300), (2512, 7853950), (2600, 7588124), (2795, 7058720), (2810, 7021040), (3140, 6283160), (3440, 5735210), (3653, 5400800), (3925, 5026528), (4082, 4833200), (4300, 4588168), (4472, 4411700), (4496, 4388150), (5024, 3926975), (5200, 3794062), (5590, 3529360), (5620, 3510520), (6280, 3141580), (6751, 2922400), (6880, 2867605), (7025, 2808416), (7306, 2700400), (7850, 2513264), (8164, 2416600), (8600, 2294084), (8944, 2205850), (8992, 2194075), (10205, 1933280), (10400, 1897031), (11180, 1764680), (11240, 1755260), (12083, 1632800), (12560, 1570790), (13502, 1461200), (13975, 1411744), (14050, 1404208), (14612, 1350200), (15700, 1256632), (16328, 1208300), (17200, 1147042), (17888, 1102925), (18265, 1080160), (20410, 966640), (22360, 882340), (22480, 877630), (24166, 816400), (25120, 785395), (27004, 730600), (27950, 705872), (28100, 702104), (29224, 675100), (31400, 628316), (32656, 604150), (33755, 584480), (34400, 573521), (36530, 540080), (40820, 483320), (44117, 447200), (44720, 441170), (44960, 438815), (48332, 408200), (51025, 386656), (54008, 365300), (55900, 352936), (56200, 351052), (58448, 337550), (60415, 326560), (62800, 314158), (65312, 302075), (67510, 292240), (73060, 270040), (81640, 241660), (87763, 224800), (88234, 223600), (89440, 220585), (91325, 216032), (96664, 204100), (102050, 193328), (108016, 182650), (111800, 176468), (112400, 175526), (116896, 168775), (120830, 163280), (125600, 157079), (135020, 146120)]