67171691980

素因数分解:

$2^2\times 5^1\times {\mathrm{38557}}^1\times {\mathrm{87107}}^1$

素因数の和:125673

約数の個数: 24

約数和(自身を含む): 141065831088

約数和(自身を除く): 73894139108

約数列:

[1, 2, 4, 5, 10, 20, 38557, 77114, 87107, 154228, 174214, 192785, 348428, 385570, 435535, 771140, 871070, 1742140, 3358584599, 6717169198, 13434338396, 16792922995, 33585845990, 67171691980]

約数ペア:

[(1, 67171691980), (2, 33585845990), (4, 16792922995), (5, 13434338396), (10, 6717169198), (20, 3358584599), (38557, 1742140), (77114, 871070), (87107, 771140), (154228, 435535), (174214, 385570), (192785, 348428)]