71395490

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{15901}}^1$

素因数の和:16357

約数の個数: 16

約数和(自身を含む): 128806200

約数和(自身を除く): 57410710

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 15901, 31802, 79505, 159010, 7139549, 14279098, 35697745, 71395490]

約数ペア:

[(1, 71395490), (2, 35697745), (5, 14279098), (10, 7139549), (449, 159010), (898, 79505), (2245, 31802), (4490, 15901)]