81593200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:132

約数の個数: 180

約数和(自身を含む): 227918448

約数和(自身を除く): 146325248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 71, 80, 85, 100, 104, 130, 136, 142, 169, 170, 200, 208, 221, 260, 272, 284, 325, 338, 340, 355, 400, 425, 442, 520, 568, 650, 676, 680, 710, 845, 850, 884, 923, 1040, 1105, 1136, 1207, 1300, 1352, 1360, 1420, 1690, 1700, 1768, 1775, 1846, 2210, 2414, 2600, 2704, 2840, 2873, 3380, 3400, 3536, 3550, 3692, 4225, 4420, 4615, 4828, 5200, 5525, 5680, 5746, 6035, 6760, 6800, 7100, 7384, 8450, 8840, 9230, 9656, 11050, 11492, 11999, 12070, 13520, 14200, 14365, 14768, 15691, 16900, 17680, 18460, 19312, 22100, 22984, 23075, 23998, 24140, 28400, 28730, 30175, 31382, 33800, 36920, 44200, 45968, 46150, 47996, 48280, 57460, 59995, 60350, 62764, 67600, 71825, 73840, 78455, 88400, 92300, 95992, 96560, 114920, 119990, 120700, 125528, 143650, 156910, 184600, 191984, 203983, 229840, 239980, 241400, 251056, 287300, 299975, 313820, 369200, 392275, 407966, 479960, 482800, 574600, 599950, 627640, 784550, 815932, 959920, 1019915, 1149200, 1199900, 1255280, 1569100, 1631864, 2039830, 2399800, 3138200, 3263728, 4079660, 4799600, 5099575, 6276400, 8159320, 10199150, 16318640, 20398300, 40796600, 81593200]

約数ペア:

[(1, 81593200), (2, 40796600), (4, 20398300), (5, 16318640), (8, 10199150), (10, 8159320), (13, 6276400), (16, 5099575), (17, 4799600), (20, 4079660), (25, 3263728), (26, 3138200), (34, 2399800), (40, 2039830), (50, 1631864), (52, 1569100), (65, 1255280), (68, 1199900), (71, 1149200), (80, 1019915), (85, 959920), (100, 815932), (104, 784550), (130, 627640), (136, 599950), (142, 574600), (169, 482800), (170, 479960), (200, 407966), (208, 392275), (221, 369200), (260, 313820), (272, 299975), (284, 287300), (325, 251056), (338, 241400), (340, 239980), (355, 229840), (400, 203983), (425, 191984), (442, 184600), (520, 156910), (568, 143650), (650, 125528), (676, 120700), (680, 119990), (710, 114920), (845, 96560), (850, 95992), (884, 92300), (923, 88400), (1040, 78455), (1105, 73840), (1136, 71825), (1207, 67600), (1300, 62764), (1352, 60350), (1360, 59995), (1420, 57460), (1690, 48280), (1700, 47996), (1768, 46150), (1775, 45968), (1846, 44200), (2210, 36920), (2414, 33800), (2600, 31382), (2704, 30175), (2840, 28730), (2873, 28400), (3380, 24140), (3400, 23998), (3536, 23075), (3550, 22984), (3692, 22100), (4225, 19312), (4420, 18460), (4615, 17680), (4828, 16900), (5200, 15691), (5525, 14768), (5680, 14365), (5746, 14200), (6035, 13520), (6760, 12070), (6800, 11999), (7100, 11492), (7384, 11050), (8450, 9656), (8840, 9230)]