201455290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1\times {\mathrm{1279}}^1$

素因数の和:2134

約数の個数: 32

約数和(自身を含む): 382464000

約数和(自身を除く): 181008710

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 829, 1279, 1658, 2558, 4145, 6395, 8290, 12790, 15751, 24301, 31502, 48602, 78755, 121505, 157510, 243010, 1060291, 2120582, 5301455, 10602910, 20145529, 40291058, 100727645, 201455290]

約数ペア:

[(1, 201455290), (2, 100727645), (5, 40291058), (10, 20145529), (19, 10602910), (38, 5301455), (95, 2120582), (190, 1060291), (829, 243010), (1279, 157510), (1658, 121505), (2558, 78755), (4145, 48602), (6395, 31502), (8290, 24301), (12790, 15751)]