201990510550

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{37062479}}^1$

素因数の和:37062600

約数の個数: 24

約数和(自身を含む): 379149170400

約数和(自身を除く): 177158659850

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 545, 1090, 2725, 5450, 37062479, 74124958, 185312395, 370624790, 926561975, 1853123950, 4039810211, 8079620422, 20199051055, 40398102110, 100995255275, 201990510550]

約数ペア:

[(1, 201990510550), (2, 100995255275), (5, 40398102110), (10, 20199051055), (25, 8079620422), (50, 4039810211), (109, 1853123950), (218, 926561975), (545, 370624790), (1090, 185312395), (2725, 74124958), (5450, 37062479)]