25580724

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163979}}^1$

素因数の和:163999

約数の個数: 24

約数和(自身を含む): 64280160

約数和(自身を除く): 38699436

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 163979, 327958, 491937, 655916, 983874, 1967748, 2131727, 4263454, 6395181, 8526908, 12790362, 25580724]

約数ペア:

[(1, 25580724), (2, 12790362), (3, 8526908), (4, 6395181), (6, 4263454), (12, 2131727), (13, 1967748), (26, 983874), (39, 655916), (52, 491937), (78, 327958), (156, 163979)]