201667205

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 257862528

約数和(自身を除く): 56195323

約数列:

[1, 5, 37, 43, 101, 185, 215, 251, 505, 1255, 1591, 3737, 4343, 7955, 9287, 10793, 18685, 21715, 25351, 46435, 53965, 126755, 160691, 399341, 803455, 937987, 1090093, 1996705, 4689935, 5450465, 40333441, 201667205]

約数ペア:

[(1, 201667205), (5, 40333441), (37, 5450465), (43, 4689935), (101, 1996705), (185, 1090093), (215, 937987), (251, 803455), (505, 399341), (1255, 160691), (1591, 126755), (3737, 53965), (4343, 46435), (7955, 25351), (9287, 21715), (10793, 18685)]