20201653025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{647}}^1\times {\mathrm{43067}}^1$

素因数の和:43753

約数の個数: 24

約数和(自身を含む): 25954499520

約数和(自身を除く): 5752846495

約数列:

[1, 5, 25, 29, 145, 647, 725, 3235, 16175, 18763, 43067, 93815, 215335, 469075, 1076675, 1248943, 6244715, 27864349, 31223575, 139321745, 696608725, 808066121, 4040330605, 20201653025]

約数ペア:

[(1, 20201653025), (5, 4040330605), (25, 808066121), (29, 696608725), (145, 139321745), (647, 31223575), (725, 27864349), (3235, 6244715), (16175, 1248943), (18763, 1076675), (43067, 469075), (93815, 215335)]