90665008

素因数分解:

$2^4\times 7^1\times {\mathrm{389}}^1\times {\mathrm{2081}}^1$

素因数の和:2485

約数の個数: 40

約数和(自身を含む): 201371040

約数和(自身を除く): 110706032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 389, 778, 1556, 2081, 2723, 3112, 4162, 5446, 6224, 8324, 10892, 14567, 16648, 21784, 29134, 33296, 43568, 58268, 116536, 233072, 809509, 1619018, 3238036, 5666563, 6476072, 11333126, 12952144, 22666252, 45332504, 90665008]

約数ペア:

[(1, 90665008), (2, 45332504), (4, 22666252), (7, 12952144), (8, 11333126), (14, 6476072), (16, 5666563), (28, 3238036), (56, 1619018), (112, 809509), (389, 233072), (778, 116536), (1556, 58268), (2081, 43568), (2723, 33296), (3112, 29134), (4162, 21784), (5446, 16648), (6224, 14567), (8324, 10892)]