28745900

素因数分解:

$2^2\times 5^2\times {\mathrm{263}}^1\times {\mathrm{1093}}^1$

素因数の和:1370

約数の個数: 36

約数和(自身を含む): 62673072

約数和(自身を除く): 33927172

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 263, 526, 1052, 1093, 1315, 2186, 2630, 4372, 5260, 5465, 6575, 10930, 13150, 21860, 26300, 27325, 54650, 109300, 287459, 574918, 1149836, 1437295, 2874590, 5749180, 7186475, 14372950, 28745900]

約数ペア:

[(1, 28745900), (2, 14372950), (4, 7186475), (5, 5749180), (10, 2874590), (20, 1437295), (25, 1149836), (50, 574918), (100, 287459), (263, 109300), (526, 54650), (1052, 27325), (1093, 26300), (1315, 21860), (2186, 13150), (2630, 10930), (4372, 6575), (5260, 5465)]