82788080

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{4519}}^1$

素因数の和:4761

約数の個数: 40

約数和(自身を含む): 193365600

約数和(自身を除く): 110577520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2290, 3664, 4519, 4580, 9038, 9160, 18076, 18320, 22595, 36152, 45190, 72304, 90380, 180760, 361520, 1034851, 2069702, 4139404, 5174255, 8278808, 10348510, 16557616, 20697020, 41394040, 82788080]

約数ペア:

[(1, 82788080), (2, 41394040), (4, 20697020), (5, 16557616), (8, 10348510), (10, 8278808), (16, 5174255), (20, 4139404), (40, 2069702), (80, 1034851), (229, 361520), (458, 180760), (916, 90380), (1145, 72304), (1832, 45190), (2290, 36152), (3664, 22595), (4519, 18320), (4580, 18076), (9038, 9160)]