89021390

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{81671}}^1$

素因数の和:81787

約数の個数: 16

約数和(自身を含む): 161710560

約数和(自身を除く): 72689170

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 81671, 163342, 408355, 816710, 8902139, 17804278, 44510695, 89021390]

約数ペア:

[(1, 89021390), (2, 44510695), (5, 17804278), (10, 8902139), (109, 816710), (218, 408355), (545, 163342), (1090, 81671)]