25429375

素因数分解:

$5^4\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 40

約数和(自身を含む): 34863840

約数和(自身を除く): 9434465

約数列:

[1, 5, 23, 25, 29, 61, 115, 125, 145, 305, 575, 625, 667, 725, 1403, 1525, 1769, 2875, 3335, 3625, 7015, 7625, 8845, 14375, 16675, 18125, 35075, 38125, 40687, 44225, 83375, 175375, 203435, 221125, 416875, 876875, 1017175, 1105625, 5085875, 25429375]

約数ペア:

[(1, 25429375), (5, 5085875), (23, 1105625), (25, 1017175), (29, 876875), (61, 416875), (115, 221125), (125, 203435), (145, 175375), (305, 83375), (575, 44225), (625, 40687), (667, 38125), (725, 35075), (1403, 18125), (1525, 16675), (1769, 14375), (2875, 8845), (3335, 7625), (3625, 7015)]