126739405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2503}}^1$

素因数の和:2581

約数の個数: 32

約数和(自身を含む): 176682240

約数和(自身を除く): 49942835

約数列:

[1, 5, 13, 19, 41, 65, 95, 205, 247, 533, 779, 1235, 2503, 2665, 3895, 10127, 12515, 32539, 47557, 50635, 102623, 162695, 237785, 513115, 618241, 1334099, 1949837, 3091205, 6670495, 9749185, 25347881, 126739405]

約数ペア:

[(1, 126739405), (5, 25347881), (13, 9749185), (19, 6670495), (41, 3091205), (65, 1949837), (95, 1334099), (205, 618241), (247, 513115), (533, 237785), (779, 162695), (1235, 102623), (2503, 50635), (2665, 47557), (3895, 32539), (10127, 12515)]