64996685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^3\times {\mathrm{41}}^1$

素因数の和:146

約数の個数: 32

約数和(自身を含む): 89117280

約数和(自身を除く): 24120595

約数列:

[1, 5, 13, 29, 41, 65, 145, 205, 377, 533, 841, 1189, 1885, 2665, 4205, 5945, 10933, 15457, 24389, 34481, 54665, 77285, 121945, 172405, 317057, 448253, 999949, 1585285, 2241265, 4999745, 12999337, 64996685]

約数ペア:

[(1, 64996685), (5, 12999337), (13, 4999745), (29, 2241265), (41, 1585285), (65, 999949), (145, 448253), (205, 317057), (377, 172405), (533, 121945), (841, 77285), (1189, 54665), (1885, 34481), (2665, 24389), (4205, 15457), (5945, 10933)]