85215710

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{18979}}^1$

素因数の和:19435

約数の個数: 16

約数和(自身を含む): 153738000

約数和(自身を除く): 68522290

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 18979, 37958, 94895, 189790, 8521571, 17043142, 42607855, 85215710]

約数ペア:

[(1, 85215710), (2, 42607855), (5, 17043142), (10, 8521571), (449, 189790), (898, 94895), (2245, 37958), (4490, 18979)]