25743080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1427}}^1$

素因数の和:1490

約数の個数: 64

約数和(自身を含む): 64774080

約数和(自身を除く): 39031000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1427, 1640, 1804, 2255, 2854, 3608, 4510, 5708, 7135, 9020, 11416, 14270, 15697, 18040, 28540, 31394, 57080, 58507, 62788, 78485, 117014, 125576, 156970, 234028, 292535, 313940, 468056, 585070, 627880, 643577, 1170140, 1287154, 2340280, 2574308, 3217885, 5148616, 6435770, 12871540, 25743080]

約数ペア:

[(1, 25743080), (2, 12871540), (4, 6435770), (5, 5148616), (8, 3217885), (10, 2574308), (11, 2340280), (20, 1287154), (22, 1170140), (40, 643577), (41, 627880), (44, 585070), (55, 468056), (82, 313940), (88, 292535), (110, 234028), (164, 156970), (205, 125576), (220, 117014), (328, 78485), (410, 62788), (440, 58507), (451, 57080), (820, 31394), (902, 28540), (1427, 18040), (1640, 15697), (1804, 14270), (2255, 11416), (2854, 9020), (3608, 7135), (4510, 5708)]