656551870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{49033}}^1$

素因数の和:49156

約数の個数: 32

約数和(自身を含む): 1285083072

約数和(自身を除く): 628531202

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 515, 1030, 1339, 2678, 6695, 13390, 49033, 98066, 245165, 490330, 637429, 1274858, 3187145, 5050399, 6374290, 10100798, 25251995, 50503990, 65655187, 131310374, 328275935, 656551870]

約数ペア:

[(1, 656551870), (2, 328275935), (5, 131310374), (10, 65655187), (13, 50503990), (26, 25251995), (65, 10100798), (103, 6374290), (130, 5050399), (206, 3187145), (515, 1274858), (1030, 637429), (1339, 490330), (2678, 245165), (6695, 98066), (13390, 49033)]