90775840

素因数分解:

$2^5\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2851}}^1$

素因数の和:3065

約数の個数: 48

約数和(自身を含む): 215611200

約数和(自身を除く): 124835360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 199, 398, 796, 995, 1592, 1990, 2851, 3184, 3980, 5702, 6368, 7960, 11404, 14255, 15920, 22808, 28510, 31840, 45616, 57020, 91232, 114040, 228080, 456160, 567349, 1134698, 2269396, 2836745, 4538792, 5673490, 9077584, 11346980, 18155168, 22693960, 45387920, 90775840]

約数ペア:

[(1, 90775840), (2, 45387920), (4, 22693960), (5, 18155168), (8, 11346980), (10, 9077584), (16, 5673490), (20, 4538792), (32, 2836745), (40, 2269396), (80, 1134698), (160, 567349), (199, 456160), (398, 228080), (796, 114040), (995, 91232), (1592, 57020), (1990, 45616), (2851, 31840), (3184, 28510), (3980, 22808), (5702, 15920), (6368, 14255), (7960, 11404)]