3111875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{383}}^1$

素因数の和:416

約数の個数: 20

約数和(自身を含む): 4198656

約数和(自身を除く): 1086781

約数列:

[1, 5, 13, 25, 65, 125, 325, 383, 625, 1625, 1915, 4979, 8125, 9575, 24895, 47875, 124475, 239375, 622375, 3111875]

約数ペア:

[(1, 3111875), (5, 622375), (13, 239375), (25, 124475), (65, 47875), (125, 24895), (325, 9575), (383, 8125), (625, 4979), (1625, 1915)]