61817470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:481

約数の個数: 64

約数和(自身を含む): 132088320

約数和(自身を除く): 70270850

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 139, 143, 278, 286, 311, 622, 695, 715, 1390, 1430, 1529, 1555, 1807, 3058, 3110, 3421, 3614, 4043, 6842, 7645, 8086, 9035, 15290, 17105, 18070, 19877, 20215, 34210, 39754, 40430, 43229, 44473, 86458, 88946, 99385, 198770, 216145, 222365, 432290, 444730, 475519, 561977, 951038, 1123954, 2377595, 2809885, 4755190, 5619770, 6181747, 12363494, 30908735, 61817470]

約数ペア:

[(1, 61817470), (2, 30908735), (5, 12363494), (10, 6181747), (11, 5619770), (13, 4755190), (22, 2809885), (26, 2377595), (55, 1123954), (65, 951038), (110, 561977), (130, 475519), (139, 444730), (143, 432290), (278, 222365), (286, 216145), (311, 198770), (622, 99385), (695, 88946), (715, 86458), (1390, 44473), (1430, 43229), (1529, 40430), (1555, 39754), (1807, 34210), (3058, 20215), (3110, 19877), (3421, 18070), (3614, 17105), (4043, 15290), (6842, 9035), (7645, 8086)]