164020885

素因数分解:

$5^1\times 7^3\times {\mathrm{59}}^1\times {\mathrm{1621}}^1$

素因数の和:1706

約数の個数: 32

約数和(自身を含む): 233568000

約数和(自身を除く): 69547115

約数列:

[1, 5, 7, 35, 49, 59, 245, 295, 343, 413, 1621, 1715, 2065, 2891, 8105, 11347, 14455, 20237, 56735, 79429, 95639, 101185, 397145, 478195, 556003, 669473, 2780015, 3347365, 4686311, 23431555, 32804177, 164020885]

約数ペア:

[(1, 164020885), (5, 32804177), (7, 23431555), (35, 4686311), (49, 3347365), (59, 2780015), (245, 669473), (295, 556003), (343, 478195), (413, 397145), (1621, 101185), (1715, 95639), (2065, 79429), (2891, 56735), (8105, 20237), (11347, 14455)]