202172885

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{6311}}^1$

素因数の和:6508

約数の個数: 16

約数和(自身を含む): 249955200

約数和(自身を除く): 47782315

約数列:

[1, 5, 43, 149, 215, 745, 6311, 6407, 31555, 32035, 271373, 940339, 1356865, 4701695, 40434577, 202172885]

約数ペア:

[(1, 202172885), (5, 40434577), (43, 4701695), (149, 1356865), (215, 940339), (745, 271373), (6311, 32035), (6407, 31555)]