25969540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4493}}^1$

素因数の和:4536

約数の個数: 36

約数和(自身を含む): 57945636

約数和(自身を除く): 31976096

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 4493, 5780, 8986, 17972, 22465, 44930, 76381, 89860, 152762, 305524, 381905, 763810, 1298477, 1527620, 2596954, 5193908, 6492385, 12984770, 25969540]

約数ペア:

[(1, 25969540), (2, 12984770), (4, 6492385), (5, 5193908), (10, 2596954), (17, 1527620), (20, 1298477), (34, 763810), (68, 381905), (85, 305524), (170, 152762), (289, 89860), (340, 76381), (578, 44930), (1156, 22465), (1445, 17972), (2890, 8986), (4493, 5780)]