80948860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{599}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 176904000

約数和(自身を除く): 95955140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 233, 290, 466, 580, 599, 932, 1165, 1198, 2330, 2396, 2995, 4660, 5990, 6757, 11980, 13514, 17371, 27028, 33785, 34742, 67570, 69484, 86855, 135140, 139567, 173710, 279134, 347420, 558268, 697835, 1395670, 2791340, 4047443, 8094886, 16189772, 20237215, 40474430, 80948860]

約数ペア:

[(1, 80948860), (2, 40474430), (4, 20237215), (5, 16189772), (10, 8094886), (20, 4047443), (29, 2791340), (58, 1395670), (116, 697835), (145, 558268), (233, 347420), (290, 279134), (466, 173710), (580, 139567), (599, 135140), (932, 86855), (1165, 69484), (1198, 67570), (2330, 34742), (2396, 33785), (2995, 27028), (4660, 17371), (5990, 13514), (6757, 11980)]