258375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:84

約数の個数: 32

約数和(自身を含む): 471744

約数和(自身を除く): 213369

約数列:

[1, 3, 5, 13, 15, 25, 39, 53, 65, 75, 125, 159, 195, 265, 325, 375, 689, 795, 975, 1325, 1625, 2067, 3445, 3975, 4875, 6625, 10335, 17225, 19875, 51675, 86125, 258375]

約数ペア:

[(1, 258375), (3, 86125), (5, 51675), (13, 19875), (15, 17225), (25, 10335), (39, 6625), (53, 4875), (65, 3975), (75, 3445), (125, 2067), (159, 1625), (195, 1325), (265, 975), (325, 795), (375, 689)]