72819375

素因数分解:

$3^1\times 5^4\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:641

約数の個数: 40

約数和(自身を含む): 123260544

約数和(自身を除く): 50441169

約数列:

[1, 3, 5, 15, 25, 71, 75, 125, 213, 355, 375, 547, 625, 1065, 1641, 1775, 1875, 2735, 5325, 8205, 8875, 13675, 26625, 38837, 41025, 44375, 68375, 116511, 133125, 194185, 205125, 341875, 582555, 970925, 1025625, 2912775, 4854625, 14563875, 24273125, 72819375]

約数ペア:

[(1, 72819375), (3, 24273125), (5, 14563875), (15, 4854625), (25, 2912775), (71, 1025625), (75, 970925), (125, 582555), (213, 341875), (355, 205125), (375, 194185), (547, 133125), (625, 116511), (1065, 68375), (1641, 44375), (1775, 41025), (1875, 38837), (2735, 26625), (5325, 13675), (8205, 8875)]