80284072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{1979}}^1$

素因数の和:2457

約数の個数: 32

約数和(自身を含む): 164656800

約数和(自身を除く): 84372728

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 461, 922, 1844, 1979, 3688, 3958, 5071, 7916, 10142, 15832, 20284, 21769, 40568, 43538, 87076, 174152, 912319, 1824638, 3649276, 7298552, 10035509, 20071018, 40142036, 80284072]

約数ペア:

[(1, 80284072), (2, 40142036), (4, 20071018), (8, 10035509), (11, 7298552), (22, 3649276), (44, 1824638), (88, 912319), (461, 174152), (922, 87076), (1844, 43538), (1979, 40568), (3688, 21769), (3958, 20284), (5071, 15832), (7916, 10142)]