39321925

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{4357}}^1$

素因数の和:4405

約数の個数: 18

約数和(自身を含む): 51472338

約数和(自身を除く): 12150413

約数列:

[1, 5, 19, 25, 95, 361, 475, 1805, 4357, 9025, 21785, 82783, 108925, 413915, 1572877, 2069575, 7864385, 39321925]

約数ペア:

[(1, 39321925), (5, 7864385), (19, 2069575), (25, 1572877), (95, 413915), (361, 108925), (475, 82783), (1805, 21785), (4357, 9025)]