66255260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{77041}}^1$

素因数の和:77093

約数の個数: 24

約数和(自身を含む): 142373616

約数和(自身を除く): 76118356

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 77041, 154082, 308164, 385205, 770410, 1540820, 3312763, 6625526, 13251052, 16563815, 33127630, 66255260]

約数ペア:

[(1, 66255260), (2, 33127630), (4, 16563815), (5, 13251052), (10, 6625526), (20, 3312763), (43, 1540820), (86, 770410), (172, 385205), (215, 308164), (430, 154082), (860, 77041)]