51570080

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2957}}^1$

素因数の和:3081

約数の個数: 48

約数和(自身を含む): 122993640

約数和(自身を除く): 71423560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 2957, 3488, 4360, 5914, 8720, 11828, 14785, 17440, 23656, 29570, 47312, 59140, 94624, 118280, 236560, 322313, 473120, 644626, 1289252, 1611565, 2578504, 3223130, 5157008, 6446260, 10314016, 12892520, 25785040, 51570080]

約数ペア:

[(1, 51570080), (2, 25785040), (4, 12892520), (5, 10314016), (8, 6446260), (10, 5157008), (16, 3223130), (20, 2578504), (32, 1611565), (40, 1289252), (80, 644626), (109, 473120), (160, 322313), (218, 236560), (436, 118280), (545, 94624), (872, 59140), (1090, 47312), (1744, 29570), (2180, 23656), (2957, 17440), (3488, 14785), (4360, 11828), (5914, 8720)]