87508870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{10711}}^1$

素因数の和:10780

約数の個数: 32

約数和(自身を含む): 169678080

約数和(自身を除く): 82169210

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 8170, 10711, 21422, 53555, 107110, 203509, 407018, 460573, 921146, 1017545, 2035090, 2302865, 4605730, 8750887, 17501774, 43754435, 87508870]

約数ペア:

[(1, 87508870), (2, 43754435), (5, 17501774), (10, 8750887), (19, 4605730), (38, 2302865), (43, 2035090), (86, 1017545), (95, 921146), (190, 460573), (215, 407018), (430, 203509), (817, 107110), (1634, 53555), (4085, 21422), (8170, 10711)]