258554816

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{227}}^1$

素因数の和:326

約数の個数: 84

約数和(自身を含む): 570375288

約数和(自身を除く): 311820472

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 148, 208, 227, 296, 416, 454, 481, 592, 832, 908, 962, 1184, 1369, 1816, 1924, 2368, 2738, 2951, 3632, 3848, 5476, 5902, 7264, 7696, 8399, 10952, 11804, 14528, 15392, 16798, 17797, 21904, 23608, 30784, 33596, 35594, 43808, 47216, 67192, 71188, 87616, 94432, 109187, 134384, 142376, 188864, 218374, 268768, 284752, 310763, 436748, 537536, 569504, 621526, 873496, 1139008, 1243052, 1746992, 2486104, 3493984, 4039919, 4972208, 6987968, 8079838, 9944416, 16159676, 19888832, 32319352, 64638704, 129277408, 258554816]

約数ペア:

[(1, 258554816), (2, 129277408), (4, 64638704), (8, 32319352), (13, 19888832), (16, 16159676), (26, 9944416), (32, 8079838), (37, 6987968), (52, 4972208), (64, 4039919), (74, 3493984), (104, 2486104), (148, 1746992), (208, 1243052), (227, 1139008), (296, 873496), (416, 621526), (454, 569504), (481, 537536), (592, 436748), (832, 310763), (908, 284752), (962, 268768), (1184, 218374), (1369, 188864), (1816, 142376), (1924, 134384), (2368, 109187), (2738, 94432), (2951, 87616), (3632, 71188), (3848, 67192), (5476, 47216), (5902, 43808), (7264, 35594), (7696, 33596), (8399, 30784), (10952, 23608), (11804, 21904), (14528, 17797), (15392, 16798)]