81567200

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:98

約数の個数: 288

約数和(自身を含む): 251983872

約数和(自身を除く): 170416672

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 23, 25, 26, 31, 32, 40, 44, 46, 50, 52, 55, 62, 65, 80, 88, 92, 100, 104, 110, 115, 124, 130, 143, 155, 160, 176, 184, 200, 208, 220, 230, 248, 253, 260, 275, 286, 299, 310, 325, 341, 352, 368, 400, 403, 416, 440, 460, 496, 506, 520, 550, 572, 575, 598, 620, 650, 682, 713, 715, 736, 775, 800, 806, 880, 920, 992, 1012, 1040, 1100, 1144, 1150, 1196, 1240, 1265, 1300, 1364, 1426, 1430, 1495, 1550, 1612, 1705, 1760, 1840, 2015, 2024, 2080, 2200, 2288, 2300, 2392, 2480, 2530, 2600, 2728, 2852, 2860, 2990, 3100, 3224, 3289, 3410, 3565, 3575, 3680, 4030, 4048, 4400, 4433, 4576, 4600, 4784, 4960, 5060, 5200, 5456, 5704, 5720, 5980, 6200, 6325, 6448, 6578, 6820, 7130, 7150, 7475, 7843, 8060, 8096, 8525, 8800, 8866, 9200, 9269, 9568, 10075, 10120, 10400, 10912, 11408, 11440, 11960, 12400, 12650, 12896, 13156, 13640, 14260, 14300, 14950, 15686, 16120, 16445, 17050, 17732, 17825, 18400, 18538, 20150, 20240, 22165, 22816, 22880, 23920, 24800, 25300, 26312, 27280, 28520, 28600, 29900, 31372, 32240, 32890, 34100, 35464, 35650, 37076, 39215, 40300, 40480, 44330, 46345, 47840, 50600, 52624, 54560, 57040, 57200, 59800, 62744, 64480, 65780, 68200, 70928, 71300, 74152, 78430, 80600, 82225, 88660, 92690, 101200, 101959, 105248, 110825, 114080, 114400, 119600, 125488, 131560, 136400, 141856, 142600, 148304, 156860, 161200, 164450, 177320, 185380, 196075, 202400, 203918, 221650, 231725, 239200, 250976, 263120, 272800, 285200, 296608, 313720, 322400, 328900, 354640, 370760, 392150, 407836, 443300, 463450, 509795, 526240, 570400, 627440, 657800, 709280, 741520, 784300, 815672, 886600, 926900, 1019590, 1254880, 1315600, 1483040, 1568600, 1631344, 1773200, 1853800, 2039180, 2548975, 2631200, 3137200, 3262688, 3546400, 3707600, 4078360, 5097950, 6274400, 7415200, 8156720, 10195900, 16313440, 20391800, 40783600, 81567200]

約数ペア:

[(1, 81567200), (2, 40783600), (4, 20391800), (5, 16313440), (8, 10195900), (10, 8156720), (11, 7415200), (13, 6274400), (16, 5097950), (20, 4078360), (22, 3707600), (23, 3546400), (25, 3262688), (26, 3137200), (31, 2631200), (32, 2548975), (40, 2039180), (44, 1853800), (46, 1773200), (50, 1631344), (52, 1568600), (55, 1483040), (62, 1315600), (65, 1254880), (80, 1019590), (88, 926900), (92, 886600), (100, 815672), (104, 784300), (110, 741520), (115, 709280), (124, 657800), (130, 627440), (143, 570400), (155, 526240), (160, 509795), (176, 463450), (184, 443300), (200, 407836), (208, 392150), (220, 370760), (230, 354640), (248, 328900), (253, 322400), (260, 313720), (275, 296608), (286, 285200), (299, 272800), (310, 263120), (325, 250976), (341, 239200), (352, 231725), (368, 221650), (400, 203918), (403, 202400), (416, 196075), (440, 185380), (460, 177320), (496, 164450), (506, 161200), (520, 156860), (550, 148304), (572, 142600), (575, 141856), (598, 136400), (620, 131560), (650, 125488), (682, 119600), (713, 114400), (715, 114080), (736, 110825), (775, 105248), (800, 101959), (806, 101200), (880, 92690), (920, 88660), (992, 82225), (1012, 80600), (1040, 78430), (1100, 74152), (1144, 71300), (1150, 70928), (1196, 68200), (1240, 65780), (1265, 64480), (1300, 62744), (1364, 59800), (1426, 57200), (1430, 57040), (1495, 54560), (1550, 52624), (1612, 50600), (1705, 47840), (1760, 46345), (1840, 44330), (2015, 40480), (2024, 40300), (2080, 39215), (2200, 37076), (2288, 35650), (2300, 35464), (2392, 34100), (2480, 32890), (2530, 32240), (2600, 31372), (2728, 29900), (2852, 28600), (2860, 28520), (2990, 27280), (3100, 26312), (3224, 25300), (3289, 24800), (3410, 23920), (3565, 22880), (3575, 22816), (3680, 22165), (4030, 20240), (4048, 20150), (4400, 18538), (4433, 18400), (4576, 17825), (4600, 17732), (4784, 17050), (4960, 16445), (5060, 16120), (5200, 15686), (5456, 14950), (5704, 14300), (5720, 14260), (5980, 13640), (6200, 13156), (6325, 12896), (6448, 12650), (6578, 12400), (6820, 11960), (7130, 11440), (7150, 11408), (7475, 10912), (7843, 10400), (8060, 10120), (8096, 10075), (8525, 9568), (8800, 9269), (8866, 9200)]