870013875

素因数分解:

$3^1\times 5^3\times {\mathrm{823}}^1\times {\mathrm{2819}}^1$

素因数の和:3660

約数の個数: 32

約数和(自身を含む): 1449976320

約数和(自身を除く): 579962445

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 823, 2469, 2819, 4115, 8457, 12345, 14095, 20575, 42285, 61725, 70475, 102875, 211425, 308625, 352375, 1057125, 2320037, 6960111, 11600185, 34800555, 58000925, 174002775, 290004625, 870013875]

約数ペア:

[(1, 870013875), (3, 290004625), (5, 174002775), (15, 58000925), (25, 34800555), (75, 11600185), (125, 6960111), (375, 2320037), (823, 1057125), (2469, 352375), (2819, 308625), (4115, 211425), (8457, 102875), (12345, 70475), (14095, 61725), (20575, 42285)]