256145324

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{5153}}^1$

素因数の和:5234

約数の個数: 36

約数和(自身を含む): 487341624

約数和(自身を除く): 231196300

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 289, 578, 731, 1156, 1462, 2924, 5153, 10306, 12427, 20612, 24854, 49708, 87601, 175202, 221579, 350404, 443158, 886316, 1489217, 2978434, 3766843, 5956868, 7533686, 15067372, 64036331, 128072662, 256145324]

約数ペア:

[(1, 256145324), (2, 128072662), (4, 64036331), (17, 15067372), (34, 7533686), (43, 5956868), (68, 3766843), (86, 2978434), (172, 1489217), (289, 886316), (578, 443158), (731, 350404), (1156, 221579), (1462, 175202), (2924, 87601), (5153, 49708), (10306, 24854), (12427, 20612)]