78968675

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{557}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 100881936

約数和(自身を除く): 21913261

約数列:

[1, 5, 25, 53, 107, 265, 535, 557, 1325, 2675, 2785, 5671, 13925, 28355, 29521, 59599, 141775, 147605, 297995, 738025, 1489975, 3158747, 15793735, 78968675]

約数ペア:

[(1, 78968675), (5, 15793735), (25, 3158747), (53, 1489975), (107, 738025), (265, 297995), (535, 147605), (557, 141775), (1325, 59599), (2675, 29521), (2785, 28355), (5671, 13925)]