25716020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2851}}^1$

素因数の和:2912

約数の個数: 48

約数和(自身を含む): 60371136

約数和(自身を除く): 34655116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 2851, 4510, 5702, 9020, 11404, 14255, 28510, 31361, 57020, 62722, 116891, 125444, 156805, 233782, 313610, 467564, 584455, 627220, 1168910, 1285801, 2337820, 2571602, 5143204, 6429005, 12858010, 25716020]

約数ペア:

[(1, 25716020), (2, 12858010), (4, 6429005), (5, 5143204), (10, 2571602), (11, 2337820), (20, 1285801), (22, 1168910), (41, 627220), (44, 584455), (55, 467564), (82, 313610), (110, 233782), (164, 156805), (205, 125444), (220, 116891), (410, 62722), (451, 57020), (820, 31361), (902, 28510), (1804, 14255), (2255, 11404), (2851, 9020), (4510, 5702)]