80876650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:268

約数の個数: 72

約数和(自身を含む): 166166820

約数和(自身を除く): 85290170

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 85, 145, 170, 193, 289, 290, 386, 425, 493, 578, 725, 850, 965, 986, 1445, 1450, 1930, 2465, 2890, 3281, 4825, 4930, 5597, 6562, 7225, 8381, 9650, 11194, 12325, 14450, 16405, 16762, 24650, 27985, 32810, 41905, 55777, 55970, 82025, 83810, 95149, 111554, 139925, 164050, 190298, 209525, 278885, 279850, 419050, 475745, 557770, 951490, 1394425, 1617533, 2378725, 2788850, 3235066, 4757450, 8087665, 16175330, 40438325, 80876650]

約数ペア:

[(1, 80876650), (2, 40438325), (5, 16175330), (10, 8087665), (17, 4757450), (25, 3235066), (29, 2788850), (34, 2378725), (50, 1617533), (58, 1394425), (85, 951490), (145, 557770), (170, 475745), (193, 419050), (289, 279850), (290, 278885), (386, 209525), (425, 190298), (493, 164050), (578, 139925), (725, 111554), (850, 95149), (965, 83810), (986, 82025), (1445, 55970), (1450, 55777), (1930, 41905), (2465, 32810), (2890, 27985), (3281, 24650), (4825, 16762), (4930, 16405), (5597, 14450), (6562, 12325), (7225, 11194), (8381, 9650)]