4026875

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:416

約数の個数: 20

約数和(自身を含む): 5342040

約数和(自身を除く): 1315165

約数列:

[1, 5, 17, 25, 85, 125, 379, 425, 625, 1895, 2125, 6443, 9475, 10625, 32215, 47375, 161075, 236875, 805375, 4026875]

約数ペア:

[(1, 4026875), (5, 805375), (17, 236875), (25, 161075), (85, 47375), (125, 32215), (379, 10625), (425, 9475), (625, 6443), (1895, 2125)]