397708025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2099}}^1$

素因数の和:2186

約数の個数: 48

約数和(自身を含む): 590587200

約数和(自身を除く): 192879175

約数列:

[1, 5, 11, 13, 25, 53, 55, 65, 143, 265, 275, 325, 583, 689, 715, 1325, 2099, 2915, 3445, 3575, 7579, 10495, 14575, 17225, 23089, 27287, 37895, 52475, 111247, 115445, 136435, 189475, 300157, 556235, 577225, 682175, 1223717, 1446211, 1500785, 2781175, 6118585, 7231055, 7503925, 15908321, 30592925, 36155275, 79541605, 397708025]

約数ペア:

[(1, 397708025), (5, 79541605), (11, 36155275), (13, 30592925), (25, 15908321), (53, 7503925), (55, 7231055), (65, 6118585), (143, 2781175), (265, 1500785), (275, 1446211), (325, 1223717), (583, 682175), (689, 577225), (715, 556235), (1325, 300157), (2099, 189475), (2915, 136435), (3445, 115445), (3575, 111247), (7579, 52475), (10495, 37895), (14575, 27287), (17225, 23089)]