201658165

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 264384000

約数和(自身を除く): 62725835

約数列:

[1, 5, 17, 59, 79, 85, 295, 395, 509, 1003, 1343, 2545, 4661, 5015, 6715, 8653, 23305, 30031, 40211, 43265, 79237, 150155, 201055, 396185, 510527, 683587, 2372449, 2552635, 3417935, 11862245, 40331633, 201658165]

約数ペア:

[(1, 201658165), (5, 40331633), (17, 11862245), (59, 3417935), (79, 2552635), (85, 2372449), (295, 683587), (395, 510527), (509, 396185), (1003, 201055), (1343, 150155), (2545, 79237), (4661, 43265), (5015, 40211), (6715, 30031), (8653, 23305)]