63931480

素因数分解:

$2^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{3467}}^1$

素因数の和:3939

約数の個数: 32

約数和(自身を含む): 144199440

約数和(自身を除く): 80267960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461, 922, 1844, 2305, 3467, 3688, 4610, 6934, 9220, 13868, 17335, 18440, 27736, 34670, 69340, 138680, 1598287, 3196574, 6393148, 7991435, 12786296, 15982870, 31965740, 63931480]

約数ペア:

[(1, 63931480), (2, 31965740), (4, 15982870), (5, 12786296), (8, 7991435), (10, 6393148), (20, 3196574), (40, 1598287), (461, 138680), (922, 69340), (1844, 34670), (2305, 27736), (3467, 18440), (3688, 17335), (4610, 13868), (6934, 9220)]