205120895

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{3347}}^1$

素因数の和:3479

約数の個数: 32

約数和(自身を含む): 300837888

約数和(自身を除く): 95716993

約数列:

[1, 5, 7, 17, 35, 85, 103, 119, 515, 595, 721, 1751, 3347, 3605, 8755, 12257, 16735, 23429, 56899, 61285, 117145, 284495, 344741, 398293, 1723705, 1991465, 2413187, 5860597, 12065935, 29302985, 41024179, 205120895]

約数ペア:

[(1, 205120895), (5, 41024179), (7, 29302985), (17, 12065935), (35, 5860597), (85, 2413187), (103, 1991465), (119, 1723705), (515, 398293), (595, 344741), (721, 284495), (1751, 117145), (3347, 61285), (3605, 56899), (8755, 23429), (12257, 16735)]