61978490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{8123}}^1$

素因数の和:8246

約数の個数: 32

約数和(自身を含む): 128684160

約数和(自身を除く): 66705670

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 545, 763, 1090, 1526, 3815, 7630, 8123, 16246, 40615, 56861, 81230, 113722, 284305, 568610, 885407, 1770814, 4427035, 6197849, 8854070, 12395698, 30989245, 61978490]

約数ペア:

[(1, 61978490), (2, 30989245), (5, 12395698), (7, 8854070), (10, 6197849), (14, 4427035), (35, 1770814), (70, 885407), (109, 568610), (218, 284305), (545, 113722), (763, 81230), (1090, 56861), (1526, 40615), (3815, 16246), (7630, 8123)]