80472548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{9857}}^1$

素因数の和:10031

約数の個数: 24

約数和(自身を含む): 152641272

約数和(自身を除く): 72168724

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 4082, 8164, 9857, 19714, 39428, 128141, 256282, 512564, 1547549, 3095098, 6190196, 20118137, 40236274, 80472548]

約数ペア:

[(1, 80472548), (2, 40236274), (4, 20118137), (13, 6190196), (26, 3095098), (52, 1547549), (157, 512564), (314, 256282), (628, 128141), (2041, 39428), (4082, 19714), (8164, 9857)]