89817890

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{55103}}^1$

素因数の和:55273

約数の個数: 16

約数和(自身を含む): 162667008

約数和(自身を除く): 72849118

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 55103, 110206, 275515, 551030, 8981789, 17963578, 44908945, 89817890]

約数ペア:

[(1, 89817890), (2, 44908945), (5, 17963578), (10, 8981789), (163, 551030), (326, 275515), (815, 110206), (1630, 55103)]