81013415

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{367}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 122332032

約数和(自身を除く): 41318617

約数列:

[1, 5, 7, 17, 35, 49, 53, 85, 119, 245, 265, 367, 371, 595, 833, 901, 1835, 1855, 2569, 2597, 4165, 4505, 6239, 6307, 12845, 12985, 17983, 19451, 31195, 31535, 43673, 44149, 89915, 97255, 136157, 218365, 220745, 305711, 330667, 680785, 953099, 1528555, 1653335, 2314669, 4765495, 11573345, 16202683, 81013415]

約数ペア:

[(1, 81013415), (5, 16202683), (7, 11573345), (17, 4765495), (35, 2314669), (49, 1653335), (53, 1528555), (85, 953099), (119, 680785), (245, 330667), (265, 305711), (367, 220745), (371, 218365), (595, 136157), (833, 97255), (901, 89915), (1835, 44149), (1855, 43673), (2569, 31535), (2597, 31195), (4165, 19451), (4505, 17983), (6239, 12985), (6307, 12845)]