4847375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:204

約数の個数: 32

約数和(自身を含む): 6901440

約数和(自身を除く): 2054065

約数列:

[1, 5, 13, 19, 25, 65, 95, 125, 157, 247, 325, 475, 785, 1235, 1625, 2041, 2375, 2983, 3925, 6175, 10205, 14915, 19625, 30875, 38779, 51025, 74575, 193895, 255125, 372875, 969475, 4847375]

約数ペア:

[(1, 4847375), (5, 969475), (13, 372875), (19, 255125), (25, 193895), (65, 74575), (95, 51025), (125, 38779), (157, 30875), (247, 19625), (325, 14915), (475, 10205), (785, 6175), (1235, 3925), (1625, 2983), (2041, 2375)]