5240625

素因数分解:

$3^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:84

約数の個数: 48

約数和(自身を含む): 9624384

約数和(自身を除く): 4383759

約数列:

[1, 3, 5, 13, 15, 25, 39, 43, 65, 75, 125, 129, 195, 215, 325, 375, 559, 625, 645, 975, 1075, 1625, 1677, 1875, 2795, 3125, 3225, 4875, 5375, 8125, 8385, 9375, 13975, 16125, 24375, 26875, 40625, 41925, 69875, 80625, 121875, 134375, 209625, 349375, 403125, 1048125, 1746875, 5240625]

約数ペア:

[(1, 5240625), (3, 1746875), (5, 1048125), (13, 403125), (15, 349375), (25, 209625), (39, 134375), (43, 121875), (65, 80625), (75, 69875), (125, 41925), (129, 40625), (195, 26875), (215, 24375), (325, 16125), (375, 13975), (559, 9375), (625, 8385), (645, 8125), (975, 5375), (1075, 4875), (1625, 3225), (1677, 3125), (1875, 2795)]