74680490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{25841}}^1$

素因数の和:25882

約数の個数: 24

約数和(自身を含む): 142802892

約数和(自身を除く): 68122402

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 25841, 51682, 129205, 258410, 439297, 878594, 2196485, 4392970, 7468049, 14936098, 37340245, 74680490]

約数ペア:

[(1, 74680490), (2, 37340245), (5, 14936098), (10, 7468049), (17, 4392970), (34, 2196485), (85, 878594), (170, 439297), (289, 258410), (578, 129205), (1445, 51682), (2890, 25841)]