84655240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{124493}}^1$

素因数の和:124521

約数の個数: 32

約数和(自身を含む): 201680280

約数和(自身を除く): 117025040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 124493, 248986, 497972, 622465, 995944, 1244930, 2116381, 2489860, 4232762, 4979720, 8465524, 10581905, 16931048, 21163810, 42327620, 84655240]

約数ペア:

[(1, 84655240), (2, 42327620), (4, 21163810), (5, 16931048), (8, 10581905), (10, 8465524), (17, 4979720), (20, 4232762), (34, 2489860), (40, 2116381), (68, 1244930), (85, 995944), (136, 622465), (170, 497972), (340, 248986), (680, 124493)]