201396490

素因数分解:

$2^1\times 5^1\times {\mathrm{2549}}^1\times {\mathrm{7901}}^1$

素因数の和:10457

約数の個数: 16

約数和(自身を含む): 362701800

約数和(自身を除く): 161305310

約数列:

[1, 2, 5, 10, 2549, 5098, 7901, 12745, 15802, 25490, 39505, 79010, 20139649, 40279298, 100698245, 201396490]

約数ペア:

[(1, 201396490), (2, 100698245), (5, 40279298), (10, 20139649), (2549, 79010), (5098, 39505), (7901, 25490), (12745, 15802)]