87474490

素因数分解:

$2^1\times 5^1\times {\mathrm{881}}^1\times {\mathrm{9929}}^1$

素因数の和:10817

約数の個数: 16

約数和(自身を含む): 157648680

約数和(自身を除く): 70174190

約数列:

[1, 2, 5, 10, 881, 1762, 4405, 8810, 9929, 19858, 49645, 99290, 8747449, 17494898, 43737245, 87474490]

約数ペア:

[(1, 87474490), (2, 43737245), (5, 17494898), (10, 8747449), (881, 99290), (1762, 49645), (4405, 19858), (8810, 9929)]