254792604560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{244992889}}^1$

素因数の和:244992915

約数の個数: 40

約数和(自身を含む): 637961485560

約数和(自身を除く): 383168881000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 244992889, 489985778, 979971556, 1224964445, 1959943112, 2449928890, 3184907557, 3919886224, 4899857780, 6369815114, 9799715560, 12739630228, 15924537785, 19599431120, 25479260456, 31849075570, 50958520912, 63698151140, 127396302280, 254792604560]

約数ペア:

[(1, 254792604560), (2, 127396302280), (4, 63698151140), (5, 50958520912), (8, 31849075570), (10, 25479260456), (13, 19599431120), (16, 15924537785), (20, 12739630228), (26, 9799715560), (40, 6369815114), (52, 4899857780), (65, 3919886224), (80, 3184907557), (104, 2449928890), (130, 1959943112), (208, 1224964445), (260, 979971556), (520, 489985778), (1040, 244992889)]