280596368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{6779}}^1$

素因数の和:6999

約数の個数: 40

約数和(自身を含む): 588504000

約数和(自身を除く): 307907632

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 199, 208, 398, 796, 1592, 2587, 3184, 5174, 6779, 10348, 13558, 20696, 27116, 41392, 54232, 88127, 108464, 176254, 352508, 705016, 1349021, 1410032, 2698042, 5396084, 10792168, 17537273, 21584336, 35074546, 70149092, 140298184, 280596368]

約数ペア:

[(1, 280596368), (2, 140298184), (4, 70149092), (8, 35074546), (13, 21584336), (16, 17537273), (26, 10792168), (52, 5396084), (104, 2698042), (199, 1410032), (208, 1349021), (398, 705016), (796, 352508), (1592, 176254), (2587, 108464), (3184, 88127), (5174, 54232), (6779, 41392), (10348, 27116), (13558, 20696)]