20145125375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{9480059}}^1$

素因数の和:9480091

約数の個数: 16

約数和(自身を含む): 26620008480

約数和(自身を除く): 6474883105

約数列:

[1, 5, 17, 25, 85, 125, 425, 2125, 9480059, 47400295, 161161003, 237001475, 805805015, 1185007375, 4029025075, 20145125375]

約数ペア:

[(1, 20145125375), (5, 4029025075), (17, 1185007375), (25, 805805015), (85, 237001475), (125, 161161003), (425, 47400295), (2125, 9480059)]