157365020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{1499}}^1$

素因数の和:1718

約数の個数: 48

約数和(自身を含む): 343980000

約数和(自身を除く): 186614980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 181, 290, 362, 580, 724, 905, 1499, 1810, 2998, 3620, 5249, 5996, 7495, 10498, 14990, 20996, 26245, 29980, 43471, 52490, 86942, 104980, 173884, 217355, 271319, 434710, 542638, 869420, 1085276, 1356595, 2713190, 5426380, 7868251, 15736502, 31473004, 39341255, 78682510, 157365020]

約数ペア:

[(1, 157365020), (2, 78682510), (4, 39341255), (5, 31473004), (10, 15736502), (20, 7868251), (29, 5426380), (58, 2713190), (116, 1356595), (145, 1085276), (181, 869420), (290, 542638), (362, 434710), (580, 271319), (724, 217355), (905, 173884), (1499, 104980), (1810, 86942), (2998, 52490), (3620, 43471), (5249, 29980), (5996, 26245), (7495, 20996), (10498, 14990)]