895000400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:278

約数の個数: 240

約数和(自身を含む): 2587227264

約数和(自身を除く): 1692226864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 37, 40, 50, 53, 56, 70, 74, 80, 100, 106, 112, 140, 148, 163, 175, 185, 200, 212, 259, 265, 280, 296, 326, 350, 370, 371, 400, 424, 518, 530, 560, 592, 652, 700, 740, 742, 815, 848, 925, 1036, 1060, 1141, 1295, 1304, 1325, 1400, 1480, 1484, 1630, 1850, 1855, 1961, 2072, 2120, 2282, 2590, 2608, 2650, 2800, 2960, 2968, 3260, 3700, 3710, 3922, 4075, 4144, 4240, 4564, 5180, 5300, 5705, 5936, 6031, 6475, 6520, 7400, 7420, 7844, 8150, 8639, 9128, 9275, 9805, 10360, 10600, 11410, 12062, 12950, 13040, 13727, 14800, 14840, 15688, 16300, 17278, 18256, 18550, 19610, 20720, 21200, 22820, 24124, 25900, 27454, 28525, 29680, 30155, 31376, 32600, 34556, 37100, 39220, 42217, 43195, 45640, 48248, 49025, 51800, 54908, 57050, 60310, 60473, 65200, 68635, 69112, 74200, 78440, 84434, 86390, 91280, 96496, 98050, 103600, 109816, 114100, 120620, 120946, 137270, 138224, 148400, 150775, 156880, 168868, 172780, 196100, 211085, 215975, 219632, 228200, 241240, 241892, 274540, 301550, 302365, 319643, 337736, 343175, 345560, 392200, 422170, 431950, 456400, 482480, 483784, 549080, 603100, 604730, 639286, 675472, 686350, 691120, 784400, 844340, 863900, 967568, 1055425, 1098160, 1206200, 1209460, 1278572, 1372700, 1511825, 1598215, 1688680, 1727800, 2110850, 2237501, 2412400, 2418920, 2557144, 2745400, 3023650, 3196430, 3377360, 3455600, 4221700, 4475002, 4837840, 5114288, 5490800, 6047300, 6392860, 7991075, 8443400, 8950004, 11187505, 12094600, 12785720, 15982150, 16886800, 17900008, 22375010, 24189200, 25571440, 31964300, 35800016, 44750020, 55937525, 63928600, 89500040, 111875050, 127857200, 179000080, 223750100, 447500200, 895000400]

約数ペア:

[(1, 895000400), (2, 447500200), (4, 223750100), (5, 179000080), (7, 127857200), (8, 111875050), (10, 89500040), (14, 63928600), (16, 55937525), (20, 44750020), (25, 35800016), (28, 31964300), (35, 25571440), (37, 24189200), (40, 22375010), (50, 17900008), (53, 16886800), (56, 15982150), (70, 12785720), (74, 12094600), (80, 11187505), (100, 8950004), (106, 8443400), (112, 7991075), (140, 6392860), (148, 6047300), (163, 5490800), (175, 5114288), (185, 4837840), (200, 4475002), (212, 4221700), (259, 3455600), (265, 3377360), (280, 3196430), (296, 3023650), (326, 2745400), (350, 2557144), (370, 2418920), (371, 2412400), (400, 2237501), (424, 2110850), (518, 1727800), (530, 1688680), (560, 1598215), (592, 1511825), (652, 1372700), (700, 1278572), (740, 1209460), (742, 1206200), (815, 1098160), (848, 1055425), (925, 967568), (1036, 863900), (1060, 844340), (1141, 784400), (1295, 691120), (1304, 686350), (1325, 675472), (1400, 639286), (1480, 604730), (1484, 603100), (1630, 549080), (1850, 483784), (1855, 482480), (1961, 456400), (2072, 431950), (2120, 422170), (2282, 392200), (2590, 345560), (2608, 343175), (2650, 337736), (2800, 319643), (2960, 302365), (2968, 301550), (3260, 274540), (3700, 241892), (3710, 241240), (3922, 228200), (4075, 219632), (4144, 215975), (4240, 211085), (4564, 196100), (5180, 172780), (5300, 168868), (5705, 156880), (5936, 150775), (6031, 148400), (6475, 138224), (6520, 137270), (7400, 120946), (7420, 120620), (7844, 114100), (8150, 109816), (8639, 103600), (9128, 98050), (9275, 96496), (9805, 91280), (10360, 86390), (10600, 84434), (11410, 78440), (12062, 74200), (12950, 69112), (13040, 68635), (13727, 65200), (14800, 60473), (14840, 60310), (15688, 57050), (16300, 54908), (17278, 51800), (18256, 49025), (18550, 48248), (19610, 45640), (20720, 43195), (21200, 42217), (22820, 39220), (24124, 37100), (25900, 34556), (27454, 32600), (28525, 31376), (29680, 30155)]