685242016

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{2767}}^1$

素因数の和:2957

約数の個数: 48

約数和(自身を含む): 1381121280

約数和(自身を除く): 695879264

約数列:

[1, 2, 4, 8, 16, 32, 71, 109, 142, 218, 284, 436, 568, 872, 1136, 1744, 2272, 2767, 3488, 5534, 7739, 11068, 15478, 22136, 30956, 44272, 61912, 88544, 123824, 196457, 247648, 301603, 392914, 603206, 785828, 1206412, 1571656, 2412824, 3143312, 4825648, 6286624, 9651296, 21413813, 42827626, 85655252, 171310504, 342621008, 685242016]

約数ペア:

[(1, 685242016), (2, 342621008), (4, 171310504), (8, 85655252), (16, 42827626), (32, 21413813), (71, 9651296), (109, 6286624), (142, 4825648), (218, 3143312), (284, 2412824), (436, 1571656), (568, 1206412), (872, 785828), (1136, 603206), (1744, 392914), (2272, 301603), (2767, 247648), (3488, 196457), (5534, 123824), (7739, 88544), (11068, 61912), (15478, 44272), (22136, 30956)]