75891400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{101}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 203854140

約数和(自身を除く): 127962740

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 85, 100, 101, 104, 130, 136, 170, 200, 202, 221, 260, 289, 325, 340, 404, 425, 442, 505, 520, 578, 650, 680, 808, 850, 884, 1010, 1105, 1156, 1300, 1313, 1445, 1700, 1717, 1768, 2020, 2210, 2312, 2525, 2600, 2626, 2890, 3400, 3434, 3757, 4040, 4420, 5050, 5252, 5525, 5780, 6565, 6868, 7225, 7514, 8585, 8840, 10100, 10504, 11050, 11560, 13130, 13736, 14450, 15028, 17170, 18785, 20200, 22100, 22321, 26260, 28900, 29189, 30056, 32825, 34340, 37570, 42925, 44200, 44642, 52520, 57800, 58378, 65650, 68680, 75140, 85850, 89284, 93925, 111605, 116756, 131300, 145945, 150280, 171700, 178568, 187850, 223210, 233512, 262600, 291890, 343400, 375700, 379457, 446420, 558025, 583780, 729725, 751400, 758914, 892840, 1116050, 1167560, 1459450, 1517828, 1897285, 2232100, 2918900, 3035656, 3794570, 4464200, 5837800, 7589140, 9486425, 15178280, 18972850, 37945700, 75891400]

約数ペア:

[(1, 75891400), (2, 37945700), (4, 18972850), (5, 15178280), (8, 9486425), (10, 7589140), (13, 5837800), (17, 4464200), (20, 3794570), (25, 3035656), (26, 2918900), (34, 2232100), (40, 1897285), (50, 1517828), (52, 1459450), (65, 1167560), (68, 1116050), (85, 892840), (100, 758914), (101, 751400), (104, 729725), (130, 583780), (136, 558025), (170, 446420), (200, 379457), (202, 375700), (221, 343400), (260, 291890), (289, 262600), (325, 233512), (340, 223210), (404, 187850), (425, 178568), (442, 171700), (505, 150280), (520, 145945), (578, 131300), (650, 116756), (680, 111605), (808, 93925), (850, 89284), (884, 85850), (1010, 75140), (1105, 68680), (1156, 65650), (1300, 58378), (1313, 57800), (1445, 52520), (1700, 44642), (1717, 44200), (1768, 42925), (2020, 37570), (2210, 34340), (2312, 32825), (2525, 30056), (2600, 29189), (2626, 28900), (2890, 26260), (3400, 22321), (3434, 22100), (3757, 20200), (4040, 18785), (4420, 17170), (5050, 15028), (5252, 14450), (5525, 13736), (5780, 13130), (6565, 11560), (6868, 11050), (7225, 10504), (7514, 10100), (8585, 8840)]