87731690

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{41579}}^1$

素因数の和:41797

約数の個数: 16

約数和(自身を含む): 158669280

約数和(自身を除く): 70937590

約数列:

[1, 2, 5, 10, 211, 422, 1055, 2110, 41579, 83158, 207895, 415790, 8773169, 17546338, 43865845, 87731690]

約数ペア:

[(1, 87731690), (2, 43865845), (5, 17546338), (10, 8773169), (211, 415790), (422, 207895), (1055, 83158), (2110, 41579)]