78751240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{2341}}^1$

素因数の和:2410

約数の個数: 48

約数和(自身を含む): 183589380

約数和(自身を除く): 104838140

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 841, 1160, 1682, 2341, 3364, 4205, 4682, 6728, 8410, 9364, 11705, 16820, 18728, 23410, 33640, 46820, 67889, 93640, 135778, 271556, 339445, 543112, 678890, 1357780, 1968781, 2715560, 3937562, 7875124, 9843905, 15750248, 19687810, 39375620, 78751240]

約数ペア:

[(1, 78751240), (2, 39375620), (4, 19687810), (5, 15750248), (8, 9843905), (10, 7875124), (20, 3937562), (29, 2715560), (40, 1968781), (58, 1357780), (116, 678890), (145, 543112), (232, 339445), (290, 271556), (580, 135778), (841, 93640), (1160, 67889), (1682, 46820), (2341, 33640), (3364, 23410), (4205, 18728), (4682, 16820), (6728, 11705), (8410, 9364)]