85238680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1217}}^1$

素因数の和:1348

約数の個数: 64

約数和(自身を含む): 205208640

約数和(自身を除く): 119969960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 103, 136, 170, 206, 340, 412, 515, 680, 824, 1030, 1217, 1751, 2060, 2434, 3502, 4120, 4868, 6085, 7004, 8755, 9736, 12170, 14008, 17510, 20689, 24340, 35020, 41378, 48680, 70040, 82756, 103445, 125351, 165512, 206890, 250702, 413780, 501404, 626755, 827560, 1002808, 1253510, 2130967, 2507020, 4261934, 5014040, 8523868, 10654835, 17047736, 21309670, 42619340, 85238680]

約数ペア:

[(1, 85238680), (2, 42619340), (4, 21309670), (5, 17047736), (8, 10654835), (10, 8523868), (17, 5014040), (20, 4261934), (34, 2507020), (40, 2130967), (68, 1253510), (85, 1002808), (103, 827560), (136, 626755), (170, 501404), (206, 413780), (340, 250702), (412, 206890), (515, 165512), (680, 125351), (824, 103445), (1030, 82756), (1217, 70040), (1751, 48680), (2060, 41378), (2434, 35020), (3502, 24340), (4120, 20689), (4868, 17510), (6085, 14008), (7004, 12170), (8755, 9736)]