81081626

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 131880960

約数和(自身を除く): 50799334

約数列:

[1, 2, 19, 38, 53, 106, 127, 254, 317, 634, 1007, 2014, 2413, 4826, 6023, 6731, 12046, 13462, 16801, 33602, 40259, 80518, 127889, 255778, 319219, 638438, 764921, 1529842, 2133727, 4267454, 40540813, 81081626]

約数ペア:

[(1, 81081626), (2, 40540813), (19, 4267454), (38, 2133727), (53, 1529842), (106, 764921), (127, 638438), (254, 319219), (317, 255778), (634, 127889), (1007, 80518), (2014, 40259), (2413, 33602), (4826, 16801), (6023, 13462), (6731, 12046)]