1731875

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:200

約数の個数: 20

約数和(自身を含む): 2305512

約数和(自身を除く): 573637

約数列:

[1, 5, 17, 25, 85, 125, 163, 425, 625, 815, 2125, 2771, 4075, 10625, 13855, 20375, 69275, 101875, 346375, 1731875]

約数ペア:

[(1, 1731875), (5, 346375), (17, 101875), (25, 69275), (85, 20375), (125, 13855), (163, 10625), (425, 4075), (625, 2771), (815, 2125)]