90375128

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{2399}}^1$

素因数の和:2699

約数の個数: 32

約数和(自身を含む): 180144000

約数和(自身を除く): 89768872

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 277, 554, 1108, 2216, 2399, 4709, 4798, 9418, 9596, 18836, 19192, 37672, 40783, 81566, 163132, 326264, 664523, 1329046, 2658092, 5316184, 11296891, 22593782, 45187564, 90375128]

約数ペア:

[(1, 90375128), (2, 45187564), (4, 22593782), (8, 11296891), (17, 5316184), (34, 2658092), (68, 1329046), (136, 664523), (277, 326264), (554, 163132), (1108, 81566), (2216, 40783), (2399, 37672), (4709, 19192), (4798, 18836), (9418, 9596)]