11990875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:232

約数の個数: 32

約数和(自身を含む): 16563456

約数和(自身を除く): 4572581

約数列:

[1, 5, 13, 25, 47, 65, 125, 157, 235, 325, 611, 785, 1175, 1625, 2041, 3055, 3925, 5875, 7379, 10205, 15275, 19625, 36895, 51025, 76375, 95927, 184475, 255125, 479635, 922375, 2398175, 11990875]

約数ペア:

[(1, 11990875), (5, 2398175), (13, 922375), (25, 479635), (47, 255125), (65, 184475), (125, 95927), (157, 76375), (235, 51025), (325, 36895), (611, 19625), (785, 15275), (1175, 10205), (1625, 7379), (2041, 5875), (3055, 3925)]