25898080

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12451}}^1$

素因数の和:12479

約数の個数: 48

約数和(自身を含む): 65895984

約数和(自身を除く): 39997904

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 12451, 24902, 49804, 62255, 99608, 124510, 161863, 199216, 249020, 323726, 398432, 498040, 647452, 809315, 996080, 1294904, 1618630, 1992160, 2589808, 3237260, 5179616, 6474520, 12949040, 25898080]

約数ペア:

[(1, 25898080), (2, 12949040), (4, 6474520), (5, 5179616), (8, 3237260), (10, 2589808), (13, 1992160), (16, 1618630), (20, 1294904), (26, 996080), (32, 809315), (40, 647452), (52, 498040), (65, 398432), (80, 323726), (104, 249020), (130, 199216), (160, 161863), (208, 124510), (260, 99608), (416, 62255), (520, 49804), (1040, 24902), (2080, 12451)]