80349800

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{9343}}^1$

素因数の和:9402

約数の個数: 48

約数和(自身を含む): 191178240

約数和(自身を除く): 110828440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 4300, 8600, 9343, 18686, 37372, 46715, 74744, 93430, 186860, 233575, 373720, 401749, 467150, 803498, 934300, 1606996, 1868600, 2008745, 3213992, 4017490, 8034980, 10043725, 16069960, 20087450, 40174900, 80349800]

約数ペア:

[(1, 80349800), (2, 40174900), (4, 20087450), (5, 16069960), (8, 10043725), (10, 8034980), (20, 4017490), (25, 3213992), (40, 2008745), (43, 1868600), (50, 1606996), (86, 934300), (100, 803498), (172, 467150), (200, 401749), (215, 373720), (344, 233575), (430, 186860), (860, 93430), (1075, 74744), (1720, 46715), (2150, 37372), (4300, 18686), (8600, 9343)]