100090280

素因数分解:

$2^3\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{2281}}^1$

素因数の和:3389

約数の個数: 32

約数和(自身を含む): 225507240

約数和(自身を除く): 125416960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1097, 2194, 2281, 4388, 4562, 5485, 8776, 9124, 10970, 11405, 18248, 21940, 22810, 43880, 45620, 91240, 2502257, 5004514, 10009028, 12511285, 20018056, 25022570, 50045140, 100090280]

約数ペア:

[(1, 100090280), (2, 50045140), (4, 25022570), (5, 20018056), (8, 12511285), (10, 10009028), (20, 5004514), (40, 2502257), (1097, 91240), (2194, 45620), (2281, 43880), (4388, 22810), (4562, 21940), (5485, 18248), (8776, 11405), (9124, 10970)]