50219440

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1289}}^1$

素因数の和:1789

約数の個数: 40

約数和(自身を含む): 117090720

約数和(自身を除く): 66871280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1289, 1948, 2435, 2578, 3896, 4870, 5156, 6445, 7792, 9740, 10312, 12890, 19480, 20624, 25780, 38960, 51560, 103120, 627743, 1255486, 2510972, 3138715, 5021944, 6277430, 10043888, 12554860, 25109720, 50219440]

約数ペア:

[(1, 50219440), (2, 25109720), (4, 12554860), (5, 10043888), (8, 6277430), (10, 5021944), (16, 3138715), (20, 2510972), (40, 1255486), (80, 627743), (487, 103120), (974, 51560), (1289, 38960), (1948, 25780), (2435, 20624), (2578, 19480), (3896, 12890), (4870, 10312), (5156, 9740), (6445, 7792)]