25289660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{827}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 58423680

約数和(自身を除く): 33134020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 827, 1390, 1529, 1654, 2780, 3058, 3308, 4135, 6116, 7645, 8270, 9097, 15290, 16540, 18194, 30580, 36388, 45485, 90970, 114953, 181940, 229906, 459812, 574765, 1149530, 1264483, 2299060, 2528966, 5057932, 6322415, 12644830, 25289660]

約数ペア:

[(1, 25289660), (2, 12644830), (4, 6322415), (5, 5057932), (10, 2528966), (11, 2299060), (20, 1264483), (22, 1149530), (44, 574765), (55, 459812), (110, 229906), (139, 181940), (220, 114953), (278, 90970), (556, 45485), (695, 36388), (827, 30580), (1390, 18194), (1529, 16540), (1654, 15290), (2780, 9097), (3058, 8270), (3308, 7645), (4135, 6116)]