71504080

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5693}}^1$

素因数の和:5863

約数の個数: 40

約数和(自身を含む): 167335272

約数和(自身を除く): 95831192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 5693, 6280, 11386, 12560, 22772, 28465, 45544, 56930, 91088, 113860, 227720, 455440, 893801, 1787602, 3575204, 4469005, 7150408, 8938010, 14300816, 17876020, 35752040, 71504080]

約数ペア:

[(1, 71504080), (2, 35752040), (4, 17876020), (5, 14300816), (8, 8938010), (10, 7150408), (16, 4469005), (20, 3575204), (40, 1787602), (80, 893801), (157, 455440), (314, 227720), (628, 113860), (785, 91088), (1256, 56930), (1570, 45544), (2512, 28465), (3140, 22772), (5693, 12560), (6280, 11386)]