80231396

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{18251}}^1$

素因数の和:18419

約数の個数: 24

約数和(自身を含む): 161493696

約数和(自身を除く): 81262300

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 18251, 36502, 73004, 127757, 255514, 511028, 2865407, 5730814, 11461628, 20057849, 40115698, 80231396]

約数ペア:

[(1, 80231396), (2, 40115698), (4, 20057849), (7, 11461628), (14, 5730814), (28, 2865407), (157, 511028), (314, 255514), (628, 127757), (1099, 73004), (2198, 36502), (4396, 18251)]