8165625

素因数分解:

$3^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:108

約数の個数: 48

約数和(自身を含む): 14874048

約数和(自身を除く): 6708423

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 67, 75, 125, 195, 201, 325, 335, 375, 625, 871, 975, 1005, 1625, 1675, 1875, 2613, 3125, 4355, 4875, 5025, 8125, 8375, 9375, 13065, 21775, 24375, 25125, 40625, 41875, 65325, 108875, 121875, 125625, 209375, 326625, 544375, 628125, 1633125, 2721875, 8165625]

約数ペア:

[(1, 8165625), (3, 2721875), (5, 1633125), (13, 628125), (15, 544375), (25, 326625), (39, 209375), (65, 125625), (67, 121875), (75, 108875), (125, 65325), (195, 41875), (201, 40625), (325, 25125), (335, 24375), (375, 21775), (625, 13065), (871, 9375), (975, 8375), (1005, 8125), (1625, 5025), (1675, 4875), (1875, 4355), (2613, 3125)]