75180625

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:539

約数の個数: 40

約数和(自身を含む): 106715840

約数和(自身を除く): 31535215

約数列:

[1, 5, 13, 19, 25, 65, 95, 125, 247, 325, 475, 487, 625, 1235, 1625, 2375, 2435, 6175, 6331, 8125, 9253, 11875, 12175, 30875, 31655, 46265, 60875, 120289, 154375, 158275, 231325, 304375, 601445, 791375, 1156625, 3007225, 3956875, 5783125, 15036125, 75180625]

約数ペア:

[(1, 75180625), (5, 15036125), (13, 5783125), (19, 3956875), (25, 3007225), (65, 1156625), (95, 791375), (125, 601445), (247, 304375), (325, 231325), (475, 158275), (487, 154375), (625, 120289), (1235, 60875), (1625, 46265), (2375, 31655), (2435, 30875), (6175, 12175), (6331, 11875), (8125, 9253)]