78781516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{2129}}^1$

素因数の和:2202

約数の個数: 36

約数和(自身を含む): 155839320

約数和(自身を除く): 77057804

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 841, 1276, 1682, 2129, 3364, 4258, 8516, 9251, 18502, 23419, 37004, 46838, 61741, 93676, 123482, 246964, 679151, 1358302, 1790489, 2716604, 3580978, 7161956, 19695379, 39390758, 78781516]

約数ペア:

[(1, 78781516), (2, 39390758), (4, 19695379), (11, 7161956), (22, 3580978), (29, 2716604), (44, 1790489), (58, 1358302), (116, 679151), (319, 246964), (638, 123482), (841, 93676), (1276, 61741), (1682, 46838), (2129, 37004), (3364, 23419), (4258, 18502), (8516, 9251)]