72854210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{3919}}^1$

素因数の和:3963

約数の個数: 48

約数和(自身を含む): 154949760

約数和(自身を除く): 82095550

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 169, 286, 338, 715, 845, 1430, 1690, 1859, 3718, 3919, 7838, 9295, 18590, 19595, 39190, 43109, 50947, 86218, 101894, 215545, 254735, 431090, 509470, 560417, 662311, 1120834, 1324622, 2802085, 3311555, 5604170, 6623110, 7285421, 14570842, 36427105, 72854210]

約数ペア:

[(1, 72854210), (2, 36427105), (5, 14570842), (10, 7285421), (11, 6623110), (13, 5604170), (22, 3311555), (26, 2802085), (55, 1324622), (65, 1120834), (110, 662311), (130, 560417), (143, 509470), (169, 431090), (286, 254735), (338, 215545), (715, 101894), (845, 86218), (1430, 50947), (1690, 43109), (1859, 39190), (3718, 19595), (3919, 18590), (7838, 9295)]