71320040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{162091}}^1$

素因数の和:162113

約数の個数: 32

約数和(自身を含む): 175059360

約数和(自身を除く): 103739320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 162091, 324182, 648364, 810455, 1296728, 1620910, 1783001, 3241820, 3566002, 6483640, 7132004, 8915005, 14264008, 17830010, 35660020, 71320040]

約数ペア:

[(1, 71320040), (2, 35660020), (4, 17830010), (5, 14264008), (8, 8915005), (10, 7132004), (11, 6483640), (20, 3566002), (22, 3241820), (40, 1783001), (44, 1620910), (55, 1296728), (88, 810455), (110, 648364), (220, 324182), (440, 162091)]