80226020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{719}}^1\times {\mathrm{797}}^1$

素因数の和:1532

約数の個数: 48

約数和(自身を含む): 193052160

約数和(自身を除く): 112826140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 719, 797, 1438, 1594, 2876, 3188, 3595, 3985, 5033, 5579, 7190, 7970, 10066, 11158, 14380, 15940, 20132, 22316, 25165, 27895, 50330, 55790, 100660, 111580, 573043, 1146086, 2292172, 2865215, 4011301, 5730430, 8022602, 11460860, 16045204, 20056505, 40113010, 80226020]

約数ペア:

[(1, 80226020), (2, 40113010), (4, 20056505), (5, 16045204), (7, 11460860), (10, 8022602), (14, 5730430), (20, 4011301), (28, 2865215), (35, 2292172), (70, 1146086), (140, 573043), (719, 111580), (797, 100660), (1438, 55790), (1594, 50330), (2876, 27895), (3188, 25165), (3595, 22316), (3985, 20132), (5033, 15940), (5579, 14380), (7190, 11158), (7970, 10066)]