168843804560

素因数分解:

$2^4\times 5^1\times {\mathrm{2110547557}}^1$

素因数の和:2110547570

約数の個数: 20

約数和(自身を含む): 392561845788

約数和(自身を除く): 223718041228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2110547557, 4221095114, 8442190228, 10552737785, 16884380456, 21105475570, 33768760912, 42210951140, 84421902280, 168843804560]

約数ペア:

[(1, 168843804560), (2, 84421902280), (4, 42210951140), (5, 33768760912), (8, 21105475570), (10, 16884380456), (16, 10552737785), (20, 8442190228), (40, 4221095114), (80, 2110547557)]