90625625

素因数分解:

$5^4\times {\mathrm{83}}^1\times {\mathrm{1747}}^1$

素因数の和:1850

約数の個数: 20

約数和(自身を含む): 114675792

約数和(自身を除く): 24050167

約数列:

[1, 5, 25, 83, 125, 415, 625, 1747, 2075, 8735, 10375, 43675, 51875, 145001, 218375, 725005, 1091875, 3625025, 18125125, 90625625]

約数ペア:

[(1, 90625625), (5, 18125125), (25, 3625025), (83, 1091875), (125, 725005), (415, 218375), (625, 145001), (1747, 51875), (2075, 43675), (8735, 10375)]