168337520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{12451}}^1$

素因数の和:12490

約数の個数: 60

約数和(自身を含む): 423841176

約数和(自身を除く): 255503656

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 12451, 13520, 24902, 49804, 62255, 99608, 124510, 161863, 199216, 249020, 323726, 498040, 647452, 809315, 996080, 1294904, 1618630, 2104219, 2589808, 3237260, 4208438, 6474520, 8416876, 10521095, 12949040, 16833752, 21042190, 33667504, 42084380, 84168760, 168337520]

約数ペア:

[(1, 168337520), (2, 84168760), (4, 42084380), (5, 33667504), (8, 21042190), (10, 16833752), (13, 12949040), (16, 10521095), (20, 8416876), (26, 6474520), (40, 4208438), (52, 3237260), (65, 2589808), (80, 2104219), (104, 1618630), (130, 1294904), (169, 996080), (208, 809315), (260, 647452), (338, 498040), (520, 323726), (676, 249020), (845, 199216), (1040, 161863), (1352, 124510), (1690, 99608), (2704, 62255), (3380, 49804), (6760, 24902), (12451, 13520)]