74478190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{25771}}^1$

素因数の和:25812

約数の個数: 24

約数和(自身を含む): 142416072

約数和(自身を除く): 67937882

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 25771, 51542, 128855, 257710, 438107, 876214, 2190535, 4381070, 7447819, 14895638, 37239095, 74478190]

約数ペア:

[(1, 74478190), (2, 37239095), (5, 14895638), (10, 7447819), (17, 4381070), (34, 2190535), (85, 876214), (170, 438107), (289, 257710), (578, 128855), (1445, 51542), (2890, 25771)]