80558995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1481}}^1$

素因数の和:1563

約数の個数: 32

約数和(自身を含む): 112679424

約数和(自身を除く): 32120429

約数列:

[1, 5, 11, 23, 43, 55, 115, 215, 253, 473, 989, 1265, 1481, 2365, 4945, 7405, 10879, 16291, 34063, 54395, 63683, 81455, 170315, 318415, 374693, 700513, 1464709, 1873465, 3502565, 7323545, 16111799, 80558995]

約数ペア:

[(1, 80558995), (5, 16111799), (11, 7323545), (23, 3502565), (43, 1873465), (55, 1464709), (115, 700513), (215, 374693), (253, 318415), (473, 170315), (989, 81455), (1265, 63683), (1481, 54395), (2365, 34063), (4945, 16291), (7405, 10879)]