87555625

素因数分解:

$5^4\times {\mathrm{31}}^1\times {\mathrm{4519}}^1$

素因数の和:4570

約数の個数: 20

約数和(自身を含む): 112963840

約数和(自身を除く): 25408215

約数列:

[1, 5, 25, 31, 125, 155, 625, 775, 3875, 4519, 19375, 22595, 112975, 140089, 564875, 700445, 2824375, 3502225, 17511125, 87555625]

約数ペア:

[(1, 87555625), (5, 17511125), (25, 3502225), (31, 2824375), (125, 700445), (155, 564875), (625, 140089), (775, 112975), (3875, 22595), (4519, 19375)]