518103620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{15767}}^1$

素因数の和:15860

約数の個数: 48

約数和(自身を含む): 1144378368

約数和(自身を除く): 626274748

約数列:

[1, 2, 4, 5, 10, 20, 31, 53, 62, 106, 124, 155, 212, 265, 310, 530, 620, 1060, 1643, 3286, 6572, 8215, 15767, 16430, 31534, 32860, 63068, 78835, 157670, 315340, 488777, 835651, 977554, 1671302, 1955108, 2443885, 3342604, 4178255, 4887770, 8356510, 9775540, 16713020, 25905181, 51810362, 103620724, 129525905, 259051810, 518103620]

約数ペア:

[(1, 518103620), (2, 259051810), (4, 129525905), (5, 103620724), (10, 51810362), (20, 25905181), (31, 16713020), (53, 9775540), (62, 8356510), (106, 4887770), (124, 4178255), (155, 3342604), (212, 2443885), (265, 1955108), (310, 1671302), (530, 977554), (620, 835651), (1060, 488777), (1643, 315340), (3286, 157670), (6572, 78835), (8215, 63068), (15767, 32860), (16430, 31534)]