261286528

素因数分解:

$2^7\times {\mathrm{349}}^1\times {\mathrm{5849}}^1$

素因数の和:6212

約数の個数: 32

約数和(自身を含む): 522112500

約数和(自身を除く): 260825972

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 349, 698, 1396, 2792, 5584, 5849, 11168, 11698, 22336, 23396, 44672, 46792, 93584, 187168, 374336, 748672, 2041301, 4082602, 8165204, 16330408, 32660816, 65321632, 130643264, 261286528]

約数ペア:

[(1, 261286528), (2, 130643264), (4, 65321632), (8, 32660816), (16, 16330408), (32, 8165204), (64, 4082602), (128, 2041301), (349, 748672), (698, 374336), (1396, 187168), (2792, 93584), (5584, 46792), (5849, 44672), (11168, 23396), (11698, 22336)]