51075625

素因数分解:

$5^4\times {\mathrm{71}}^1\times {\mathrm{1151}}^1$

素因数の和:1242

約数の個数: 20

約数和(自身を含む): 64779264

約数和(自身を除く): 13703639

約数列:

[1, 5, 25, 71, 125, 355, 625, 1151, 1775, 5755, 8875, 28775, 44375, 81721, 143875, 408605, 719375, 2043025, 10215125, 51075625]

約数ペア:

[(1, 51075625), (5, 10215125), (25, 2043025), (71, 719375), (125, 408605), (355, 143875), (625, 81721), (1151, 44375), (1775, 28775), (5755, 8875)]