57156775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2477}}^1$

素因数の和:2571

約数の個数: 24

約数和(自身を含む): 77432544

約数和(自身を除く): 20275769

約数列:

[1, 5, 13, 25, 65, 71, 325, 355, 923, 1775, 2477, 4615, 12385, 23075, 32201, 61925, 161005, 175867, 805025, 879335, 2286271, 4396675, 11431355, 57156775]

約数ペア:

[(1, 57156775), (5, 11431355), (13, 4396675), (25, 2286271), (65, 879335), (71, 805025), (325, 175867), (355, 161005), (923, 61925), (1775, 32201), (2477, 23075), (4615, 12385)]