42520125

素因数分解:

$3^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{1597}}^1$

素因数の和:1686

約数の個数: 32

約数和(自身を含む): 71794944

約数和(自身を除く): 29274819

約数列:

[1, 3, 5, 15, 25, 71, 75, 125, 213, 355, 375, 1065, 1597, 1775, 4791, 5325, 7985, 8875, 23955, 26625, 39925, 113387, 119775, 199625, 340161, 566935, 598875, 1700805, 2834675, 8504025, 14173375, 42520125]

約数ペア:

[(1, 42520125), (3, 14173375), (5, 8504025), (15, 2834675), (25, 1700805), (71, 598875), (75, 566935), (125, 340161), (213, 199625), (355, 119775), (375, 113387), (1065, 39925), (1597, 26625), (1775, 23955), (4791, 8875), (5325, 7985)]