205652025

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{19447}}^1$

素因数の和:19510

約数の個数: 36

約数和(自身を含む): 376202112

約数和(自身を除く): 170550087

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 141, 225, 235, 423, 705, 1175, 2115, 3525, 10575, 19447, 58341, 97235, 175023, 291705, 486175, 875115, 914009, 1458525, 2742027, 4375575, 4570045, 8226081, 13710135, 22850225, 41130405, 68550675, 205652025]

約数ペア:

[(1, 205652025), (3, 68550675), (5, 41130405), (9, 22850225), (15, 13710135), (25, 8226081), (45, 4570045), (47, 4375575), (75, 2742027), (141, 1458525), (225, 914009), (235, 875115), (423, 486175), (705, 291705), (1175, 175023), (2115, 97235), (3525, 58341), (10575, 19447)]