81366328

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{90007}}^1$

素因数の和:90126

約数の個数: 16

約数和(自身を含む): 153913680

約数和(自身を除く): 72547352

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 90007, 180014, 360028, 720056, 10170791, 20341582, 40683164, 81366328]

約数ペア:

[(1, 81366328), (2, 40683164), (4, 20341582), (8, 10170791), (113, 720056), (226, 360028), (452, 180014), (904, 90007)]