141174580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:736

約数の個数: 48

約数和(自身を含む): 302400000

約数和(自身を除く): 161225420

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 199, 316, 395, 398, 449, 790, 796, 898, 995, 1580, 1796, 1990, 2245, 3980, 4490, 8980, 15721, 31442, 35471, 62884, 70942, 78605, 89351, 141884, 157210, 177355, 178702, 314420, 354710, 357404, 446755, 709420, 893510, 1787020, 7058729, 14117458, 28234916, 35293645, 70587290, 141174580]

約数ペア:

[(1, 141174580), (2, 70587290), (4, 35293645), (5, 28234916), (10, 14117458), (20, 7058729), (79, 1787020), (158, 893510), (199, 709420), (316, 446755), (395, 357404), (398, 354710), (449, 314420), (790, 178702), (796, 177355), (898, 157210), (995, 141884), (1580, 89351), (1796, 78605), (1990, 70942), (2245, 62884), (3980, 35471), (4490, 31442), (8980, 15721)]