26212810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 55792800

約数和(自身を除く): 29579990

約数列:

[1, 2, 5, 10, 13, 17, 26, 29, 34, 58, 65, 85, 130, 145, 170, 221, 290, 377, 409, 442, 493, 754, 818, 986, 1105, 1885, 2045, 2210, 2465, 3770, 4090, 4930, 5317, 6409, 6953, 10634, 11861, 12818, 13906, 23722, 26585, 32045, 34765, 53170, 59305, 64090, 69530, 90389, 118610, 154193, 180778, 201637, 308386, 403274, 451945, 770965, 903890, 1008185, 1541930, 2016370, 2621281, 5242562, 13106405, 26212810]

約数ペア:

[(1, 26212810), (2, 13106405), (5, 5242562), (10, 2621281), (13, 2016370), (17, 1541930), (26, 1008185), (29, 903890), (34, 770965), (58, 451945), (65, 403274), (85, 308386), (130, 201637), (145, 180778), (170, 154193), (221, 118610), (290, 90389), (377, 69530), (409, 64090), (442, 59305), (493, 53170), (754, 34765), (818, 32045), (986, 26585), (1105, 23722), (1885, 13906), (2045, 12818), (2210, 11861), (2465, 10634), (3770, 6953), (4090, 6409), (4930, 5317)]