157788632440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4283}}^1\times {\mathrm{21419}}^1$

素因数の和:25756

約数の個数: 64

約数和(自身を含む): 363382588800

約数和(自身を除く): 205593956360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 4283, 8566, 17132, 21415, 21419, 34264, 42830, 42838, 85660, 85676, 107095, 171320, 171352, 184169, 214190, 368338, 428380, 736676, 856760, 920845, 921017, 1473352, 1841690, 1842034, 3683380, 3684068, 4605085, 7366760, 7368136, 9210170, 18420340, 36840680, 91737577, 183475154, 366950308, 458687885, 733900616, 917375770, 1834751540, 3669503080, 3944715811, 7889431622, 15778863244, 19723579055, 31557726488, 39447158110, 78894316220, 157788632440]

約数ペア:

[(1, 157788632440), (2, 78894316220), (4, 39447158110), (5, 31557726488), (8, 19723579055), (10, 15778863244), (20, 7889431622), (40, 3944715811), (43, 3669503080), (86, 1834751540), (172, 917375770), (215, 733900616), (344, 458687885), (430, 366950308), (860, 183475154), (1720, 91737577), (4283, 36840680), (8566, 18420340), (17132, 9210170), (21415, 7368136), (21419, 7366760), (34264, 4605085), (42830, 3684068), (42838, 3683380), (85660, 1842034), (85676, 1841690), (107095, 1473352), (171320, 921017), (171352, 920845), (184169, 856760), (214190, 736676), (368338, 428380)]