90870770

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{977}}^1$

素因数の和:1186

約数の個数: 32

約数和(自身を含む): 167308416

約数和(自身を除く): 76437646

約数列:

[1, 2, 5, 10, 71, 131, 142, 262, 355, 655, 710, 977, 1310, 1954, 4885, 9301, 9770, 18602, 46505, 69367, 93010, 127987, 138734, 255974, 346835, 639935, 693670, 1279870, 9087077, 18174154, 45435385, 90870770]

約数ペア:

[(1, 90870770), (2, 45435385), (5, 18174154), (10, 9087077), (71, 1279870), (131, 693670), (142, 639935), (262, 346835), (355, 255974), (655, 138734), (710, 127987), (977, 93010), (1310, 69367), (1954, 46505), (4885, 18602), (9301, 9770)]