42691072

素因数分解:

$2^9\times {\mathrm{199}}^1\times {\mathrm{419}}^1$

素因数の和:636

約数の個数: 40

約数和(自身を含む): 85932000

約数和(自身を除く): 43240928

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 199, 256, 398, 419, 512, 796, 838, 1592, 1676, 3184, 3352, 6368, 6704, 12736, 13408, 25472, 26816, 50944, 53632, 83381, 101888, 107264, 166762, 214528, 333524, 667048, 1334096, 2668192, 5336384, 10672768, 21345536, 42691072]

約数ペア:

[(1, 42691072), (2, 21345536), (4, 10672768), (8, 5336384), (16, 2668192), (32, 1334096), (64, 667048), (128, 333524), (199, 214528), (256, 166762), (398, 107264), (419, 101888), (512, 83381), (796, 53632), (838, 50944), (1592, 26816), (1676, 25472), (3184, 13408), (3352, 12736), (6368, 6704)]