256839544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{85159}}^1$

素因数の和:85207

約数の個数: 32

約数和(自身を含む): 536508000

約数和(自身を除く): 279668456

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 754, 1508, 3016, 85159, 170318, 340636, 681272, 1107067, 2214134, 2469611, 4428268, 4939222, 8856536, 9878444, 19756888, 32104943, 64209886, 128419772, 256839544]

約数ペア:

[(1, 256839544), (2, 128419772), (4, 64209886), (8, 32104943), (13, 19756888), (26, 9878444), (29, 8856536), (52, 4939222), (58, 4428268), (104, 2469611), (116, 2214134), (232, 1107067), (377, 681272), (754, 340636), (1508, 170318), (3016, 85159)]