80666475

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{709}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 140511840

約数和(自身を除く): 59845365

約数列:

[1, 3, 5, 15, 25, 37, 41, 75, 111, 123, 185, 205, 555, 615, 709, 925, 1025, 1517, 2127, 2775, 3075, 3545, 4551, 7585, 10635, 17725, 22755, 26233, 29069, 37925, 53175, 78699, 87207, 113775, 131165, 145345, 393495, 436035, 655825, 726725, 1075553, 1967475, 2180175, 3226659, 5377765, 16133295, 26888825, 80666475]

約数ペア:

[(1, 80666475), (3, 26888825), (5, 16133295), (15, 5377765), (25, 3226659), (37, 2180175), (41, 1967475), (75, 1075553), (111, 726725), (123, 655825), (185, 436035), (205, 393495), (555, 145345), (615, 131165), (709, 113775), (925, 87207), (1025, 78699), (1517, 53175), (2127, 37925), (2775, 29069), (3075, 26233), (3545, 22755), (4551, 17725), (7585, 10635)]