5269520

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:543

約数の個数: 40

約数和(自身を含む): 12350400

約数和(自身を除く): 7080880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 331, 398, 662, 796, 995, 1324, 1592, 1655, 1990, 2648, 3184, 3310, 3980, 5296, 6620, 7960, 13240, 15920, 26480, 65869, 131738, 263476, 329345, 526952, 658690, 1053904, 1317380, 2634760, 5269520]

約数ペア:

[(1, 5269520), (2, 2634760), (4, 1317380), (5, 1053904), (8, 658690), (10, 526952), (16, 329345), (20, 263476), (40, 131738), (80, 65869), (199, 26480), (331, 15920), (398, 13240), (662, 7960), (796, 6620), (995, 5296), (1324, 3980), (1592, 3310), (1655, 3184), (1990, 2648)]