103809280

素因数分解:

$2^8\times 5^1\times {\mathrm{81101}}^1$

素因数の和:81122

約数の個数: 36

約数和(自身を含む): 248658732

約数和(自身を除く): 144849452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 81101, 162202, 324404, 405505, 648808, 811010, 1297616, 1622020, 2595232, 3244040, 5190464, 6488080, 10380928, 12976160, 20761856, 25952320, 51904640, 103809280]

約数ペア:

[(1, 103809280), (2, 51904640), (4, 25952320), (5, 20761856), (8, 12976160), (10, 10380928), (16, 6488080), (20, 5190464), (32, 3244040), (40, 2595232), (64, 1622020), (80, 1297616), (128, 811010), (160, 648808), (256, 405505), (320, 324404), (640, 162202), (1280, 81101)]