64001060

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{40507}}^1$

素因数の和:40595

約数の個数: 24

約数和(自身を含む): 136106880

約数和(自身を除く): 72105820

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 40507, 81014, 162028, 202535, 405070, 810140, 3200053, 6400106, 12800212, 16000265, 32000530, 64001060]

約数ペア:

[(1, 64001060), (2, 32000530), (4, 16000265), (5, 12800212), (10, 6400106), (20, 3200053), (79, 810140), (158, 405070), (316, 202535), (395, 162028), (790, 81014), (1580, 40507)]