80522120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{287579}}^1$

素因数の和:287597

約数の個数: 32

約数和(自身を含む): 207057600

約数和(自身を除く): 126535480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 287579, 575158, 1150316, 1437895, 2013053, 2300632, 2875790, 4026106, 5751580, 8052212, 10065265, 11503160, 16104424, 20130530, 40261060, 80522120]

約数ペア:

[(1, 80522120), (2, 40261060), (4, 20130530), (5, 16104424), (7, 11503160), (8, 10065265), (10, 8052212), (14, 5751580), (20, 4026106), (28, 2875790), (35, 2300632), (40, 2013053), (56, 1437895), (70, 1150316), (140, 575158), (280, 287579)]