64840704592

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{130727227}}^1$

素因数の和:130727266

約数の個数: 20

約数和(自身を含む): 129681410176

約数和(自身を除く): 64840705584

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 130727227, 261454454, 522908908, 1045817816, 2091635632, 4052544037, 8105088074, 16210176148, 32420352296, 64840704592]

約数ペア:

[(1, 64840704592), (2, 32420352296), (4, 16210176148), (8, 8105088074), (16, 4052544037), (31, 2091635632), (62, 1045817816), (124, 522908908), (248, 261454454), (496, 130727227)]