90391010

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{114419}}^1$

素因数の和:114505

約数の個数: 16

約数和(自身を含む): 164764800

約数和(自身を除く): 74373790

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 114419, 228838, 572095, 1144190, 9039101, 18078202, 45195505, 90391010]

約数ペア:

[(1, 90391010), (2, 45195505), (5, 18078202), (10, 9039101), (79, 1144190), (158, 572095), (395, 228838), (790, 114419)]