85436645

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 128463408

約数和(自身を除く): 43026763

約数列:

[1, 5, 7, 17, 35, 49, 73, 85, 119, 245, 281, 365, 511, 595, 833, 1241, 1405, 1967, 2555, 3577, 4165, 4777, 6205, 8687, 9835, 13769, 17885, 20513, 23885, 33439, 43435, 60809, 68845, 102565, 143591, 167195, 234073, 304045, 348721, 717955, 1005137, 1170365, 1743605, 2441047, 5025685, 12205235, 17087329, 85436645]

約数ペア:

[(1, 85436645), (5, 17087329), (7, 12205235), (17, 5025685), (35, 2441047), (49, 1743605), (73, 1170365), (85, 1005137), (119, 717955), (245, 348721), (281, 304045), (365, 234073), (511, 167195), (595, 143591), (833, 102565), (1241, 68845), (1405, 60809), (1967, 43435), (2555, 33439), (3577, 23885), (4165, 20513), (4777, 17885), (6205, 13769), (8687, 9835)]