78071020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{125921}}^1$

素因数の和:125961

約数の個数: 24

約数和(自身を含む): 169239168

約数和(自身を除く): 91168148

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 125921, 251842, 503684, 629605, 1259210, 2518420, 3903551, 7807102, 15614204, 19517755, 39035510, 78071020]

約数ペア:

[(1, 78071020), (2, 39035510), (4, 19517755), (5, 15614204), (10, 7807102), (20, 3903551), (31, 2518420), (62, 1259210), (124, 629605), (155, 503684), (310, 251842), (620, 125921)]