13556875

素因数分解:

$5^4\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:328

約数の個数: 20

約数和(自身を含む): 17182000

約数和(自身を除く): 3625125

約数列:

[1, 5, 25, 109, 125, 199, 545, 625, 995, 2725, 4975, 13625, 21691, 24875, 68125, 108455, 124375, 542275, 2711375, 13556875]

約数ペア:

[(1, 13556875), (5, 2711375), (25, 542275), (109, 124375), (125, 108455), (199, 68125), (545, 24875), (625, 21691), (995, 13625), (2725, 4975)]