12686600

素因数分解:

$2^3\times 5^2\times {\mathrm{229}}^1\times {\mathrm{277}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 29732100

約数和(自身を除く): 17045500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 229, 277, 458, 554, 916, 1108, 1145, 1385, 1832, 2216, 2290, 2770, 4580, 5540, 5725, 6925, 9160, 11080, 11450, 13850, 22900, 27700, 45800, 55400, 63433, 126866, 253732, 317165, 507464, 634330, 1268660, 1585825, 2537320, 3171650, 6343300, 12686600]

約数ペア:

[(1, 12686600), (2, 6343300), (4, 3171650), (5, 2537320), (8, 1585825), (10, 1268660), (20, 634330), (25, 507464), (40, 317165), (50, 253732), (100, 126866), (200, 63433), (229, 55400), (277, 45800), (458, 27700), (554, 22900), (916, 13850), (1108, 11450), (1145, 11080), (1385, 9160), (1832, 6925), (2216, 5725), (2290, 5540), (2770, 4580)]