25966570

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{269}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 54849960

約数和(自身を除く): 28883390

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 197, 245, 269, 394, 490, 538, 985, 1345, 1379, 1883, 1970, 2690, 2758, 3766, 6895, 9415, 9653, 13181, 13790, 18830, 19306, 26362, 48265, 52993, 65905, 96530, 105986, 131810, 264965, 370951, 529930, 741902, 1854755, 2596657, 3709510, 5193314, 12983285, 25966570]

約数ペア:

[(1, 25966570), (2, 12983285), (5, 5193314), (7, 3709510), (10, 2596657), (14, 1854755), (35, 741902), (49, 529930), (70, 370951), (98, 264965), (197, 131810), (245, 105986), (269, 96530), (394, 65905), (490, 52993), (538, 48265), (985, 26362), (1345, 19306), (1379, 18830), (1883, 13790), (1970, 13181), (2690, 9653), (2758, 9415), (3766, 6895)]