81768748

素因数分解:

$2^2\times {\mathrm{29}}^2\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:394

約数の個数: 36

約数和(自身を含む): 150230080

約数和(自身を除く): 68461332

約数列:

[1, 2, 4, 29, 58, 109, 116, 218, 223, 436, 446, 841, 892, 1682, 3161, 3364, 6322, 6467, 12644, 12934, 24307, 25868, 48614, 91669, 97228, 183338, 187543, 366676, 375086, 704903, 750172, 1409806, 2819612, 20442187, 40884374, 81768748]

約数ペア:

[(1, 81768748), (2, 40884374), (4, 20442187), (29, 2819612), (58, 1409806), (109, 750172), (116, 704903), (218, 375086), (223, 366676), (436, 187543), (446, 183338), (841, 97228), (892, 91669), (1682, 48614), (3161, 25868), (3364, 24307), (6322, 12934), (6467, 12644)]