9888966280

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1\times {\mathrm{10069}}^1$

素因数の和:10694

約数の個数: 64

約数和(自身を含む): 22809758400

約数和(自身を除く): 12920792120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 571, 860, 1142, 1720, 2284, 2855, 4568, 5710, 10069, 11420, 20138, 22840, 24553, 40276, 49106, 50345, 80552, 98212, 100690, 122765, 196424, 201380, 245530, 402760, 432967, 491060, 865934, 982120, 1731868, 2164835, 3463736, 4329670, 5749399, 8659340, 11498798, 17318680, 22997596, 28746995, 45995192, 57493990, 114987980, 229975960, 247224157, 494448314, 988896628, 1236120785, 1977793256, 2472241570, 4944483140, 9888966280]

約数ペア:

[(1, 9888966280), (2, 4944483140), (4, 2472241570), (5, 1977793256), (8, 1236120785), (10, 988896628), (20, 494448314), (40, 247224157), (43, 229975960), (86, 114987980), (172, 57493990), (215, 45995192), (344, 28746995), (430, 22997596), (571, 17318680), (860, 11498798), (1142, 8659340), (1720, 5749399), (2284, 4329670), (2855, 3463736), (4568, 2164835), (5710, 1731868), (10069, 982120), (11420, 865934), (20138, 491060), (22840, 432967), (24553, 402760), (40276, 245530), (49106, 201380), (50345, 196424), (80552, 122765), (98212, 100690)]