25982495

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 40974336

約数和(自身を除く): 14991841

約数列:

[1, 5, 7, 11, 31, 35, 49, 55, 77, 155, 217, 245, 311, 341, 385, 539, 1085, 1519, 1555, 1705, 2177, 2387, 2695, 3421, 7595, 9641, 10885, 11935, 15239, 16709, 17105, 23947, 48205, 67487, 76195, 83545, 106051, 119735, 167629, 337435, 472409, 530255, 742357, 838145, 2362045, 3711785, 5196499, 25982495]

約数ペア:

[(1, 25982495), (5, 5196499), (7, 3711785), (11, 2362045), (31, 838145), (35, 742357), (49, 530255), (55, 472409), (77, 337435), (155, 167629), (217, 119735), (245, 106051), (311, 83545), (341, 76195), (385, 67487), (539, 48205), (1085, 23947), (1519, 17105), (1555, 16709), (1705, 15239), (2177, 11935), (2387, 10885), (2695, 9641), (3421, 7595)]