31081625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 42681600

約数和(自身を除く): 11599975

約数列:

[1, 5, 19, 23, 25, 95, 115, 125, 437, 475, 569, 575, 2185, 2375, 2845, 2875, 10811, 10925, 13087, 14225, 54055, 54625, 65435, 71125, 248653, 270275, 327175, 1243265, 1351375, 1635875, 6216325, 31081625]

約数ペア:

[(1, 31081625), (5, 6216325), (19, 1635875), (23, 1351375), (25, 1243265), (95, 327175), (115, 270275), (125, 248653), (437, 71125), (475, 65435), (569, 54625), (575, 54055), (2185, 14225), (2375, 13087), (2845, 10925), (2875, 10811)]