90290264

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{4073}}^1$

素因数の和:4259

約数の個数: 32

約数和(自身を含む): 180396720

約数和(自身を除く): 90106456

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 163, 326, 652, 1304, 2771, 4073, 5542, 8146, 11084, 16292, 22168, 32584, 69241, 138482, 276964, 553928, 663899, 1327798, 2655596, 5311192, 11286283, 22572566, 45145132, 90290264]

約数ペア:

[(1, 90290264), (2, 45145132), (4, 22572566), (8, 11286283), (17, 5311192), (34, 2655596), (68, 1327798), (136, 663899), (163, 553928), (326, 276964), (652, 138482), (1304, 69241), (2771, 32584), (4073, 22168), (5542, 16292), (8146, 11084)]