315029090

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{398771}}^1$

素因数の和:398857

約数の個数: 16

約数和(自身を含む): 574231680

約数和(自身を除く): 259202590

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 398771, 797542, 1993855, 3987710, 31502909, 63005818, 157514545, 315029090]

約数ペア:

[(1, 315029090), (2, 157514545), (5, 63005818), (10, 31502909), (79, 3987710), (158, 1993855), (395, 797542), (790, 398771)]