71307864580

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{25650311}}^1$

素因数の和:25650459

約数の個数: 24

約数和(自身を含む): 150823834560

約数和(自身を除く): 79515969980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 25650311, 51300622, 102601244, 128251555, 256503110, 513006220, 3565393229, 7130786458, 14261572916, 17826966145, 35653932290, 71307864580]

約数ペア:

[(1, 71307864580), (2, 35653932290), (4, 17826966145), (5, 14261572916), (10, 7130786458), (20, 3565393229), (139, 513006220), (278, 256503110), (556, 128251555), (695, 102601244), (1390, 51300622), (2780, 25650311)]