198002080

素因数分解:

$2^5\times 5^1\times {\mathrm{1237513}}^1$

素因数の和:1237528

約数の個数: 24

約数和(自身を含む): 467780292

約数和(自身を除く): 269778212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1237513, 2475026, 4950052, 6187565, 9900104, 12375130, 19800208, 24750260, 39600416, 49500520, 99001040, 198002080]

約数ペア:

[(1, 198002080), (2, 99001040), (4, 49500520), (5, 39600416), (8, 24750260), (10, 19800208), (16, 12375130), (20, 9900104), (32, 6187565), (40, 4950052), (80, 2475026), (160, 1237513)]