258988030

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31091}}^1$

素因数の和:31129

約数の個数: 48

約数和(自身を含む): 574207056

約数和(自身を除く): 315219026

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 490, 595, 833, 1190, 1666, 4165, 8330, 31091, 62182, 155455, 217637, 310910, 435274, 528547, 1057094, 1088185, 1523459, 2176370, 2642735, 3046918, 3699829, 5285470, 7399658, 7617295, 15234590, 18499145, 25898803, 36998290, 51797606, 129494015, 258988030]

約数ペア:

[(1, 258988030), (2, 129494015), (5, 51797606), (7, 36998290), (10, 25898803), (14, 18499145), (17, 15234590), (34, 7617295), (35, 7399658), (49, 5285470), (70, 3699829), (85, 3046918), (98, 2642735), (119, 2176370), (170, 1523459), (238, 1088185), (245, 1057094), (490, 528547), (595, 435274), (833, 310910), (1190, 217637), (1666, 155455), (4165, 62182), (8330, 31091)]