165568

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:224

約数の個数: 28

約数和(自身を含む): 355600

約数和(自身を除く): 190032

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 199, 208, 398, 416, 796, 832, 1592, 2587, 3184, 5174, 6368, 10348, 12736, 20696, 41392, 82784, 165568]

約数ペア:

[(1, 165568), (2, 82784), (4, 41392), (8, 20696), (13, 12736), (16, 10348), (26, 6368), (32, 5174), (52, 3184), (64, 2587), (104, 1592), (199, 832), (208, 796), (398, 416)]