80328160

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45641}}^1$

素因数の和:45667

約数の個数: 48

約数和(自身を含む): 207032112

約数和(自身を除く): 126703952

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 45641, 91282, 182564, 228205, 365128, 456410, 502051, 730256, 912820, 1004102, 1460512, 1825640, 2008204, 2510255, 3651280, 4016408, 5020510, 7302560, 8032816, 10041020, 16065632, 20082040, 40164080, 80328160]

約数ペア:

[(1, 80328160), (2, 40164080), (4, 20082040), (5, 16065632), (8, 10041020), (10, 8032816), (11, 7302560), (16, 5020510), (20, 4016408), (22, 3651280), (32, 2510255), (40, 2008204), (44, 1825640), (55, 1460512), (80, 1004102), (88, 912820), (110, 730256), (160, 502051), (176, 456410), (220, 365128), (352, 228205), (440, 182564), (880, 91282), (1760, 45641)]