101130320

素因数分解:

$2^4\times 5^1\times {\mathrm{1264129}}^1$

素因数の和:1264142

約数の個数: 20

約数和(自身を含む): 235128180

約数和(自身を除く): 133997860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1264129, 2528258, 5056516, 6320645, 10113032, 12641290, 20226064, 25282580, 50565160, 101130320]

約数ペア:

[(1, 101130320), (2, 50565160), (4, 25282580), (5, 20226064), (8, 12641290), (10, 10113032), (16, 6320645), (20, 5056516), (40, 2528258), (80, 1264129)]