51524080

素因数分解:

$2^4\times 5^1\times {\mathrm{644051}}^1$

素因数の和:644064

約数の個数: 20

約数和(自身を含む): 119793672

約数和(自身を除く): 68269592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 644051, 1288102, 2576204, 3220255, 5152408, 6440510, 10304816, 12881020, 25762040, 51524080]

約数ペア:

[(1, 51524080), (2, 25762040), (4, 12881020), (5, 10304816), (8, 6440510), (10, 5152408), (16, 3220255), (20, 2576204), (40, 1288102), (80, 644051)]