66520275

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{167}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 113992704

約数和(自身を除く): 47472429

約数列:

[1, 3, 5, 15, 25, 47, 75, 113, 141, 167, 235, 339, 501, 565, 705, 835, 1175, 1695, 2505, 2825, 3525, 4175, 5311, 7849, 8475, 12525, 15933, 18871, 23547, 26555, 39245, 56613, 79665, 94355, 117735, 132775, 196225, 283065, 398325, 471775, 588675, 886937, 1415325, 2660811, 4434685, 13304055, 22173425, 66520275]

約数ペア:

[(1, 66520275), (3, 22173425), (5, 13304055), (15, 4434685), (25, 2660811), (47, 1415325), (75, 886937), (113, 588675), (141, 471775), (167, 398325), (235, 283065), (339, 196225), (501, 132775), (565, 117735), (705, 94355), (835, 79665), (1175, 56613), (1695, 39245), (2505, 26555), (2825, 23547), (3525, 18871), (4175, 15933), (5311, 12525), (7849, 8475)]