2013123800

素因数分解:

$2^3\times 5^2\times {\mathrm{199}}^1\times {\mathrm{50581}}^1$

素因数の和:50796

約数の個数: 48

約数和(自身を含む): 4704126000

約数和(自身を除く): 2691002200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 199, 200, 398, 796, 995, 1592, 1990, 3980, 4975, 7960, 9950, 19900, 39800, 50581, 101162, 202324, 252905, 404648, 505810, 1011620, 1264525, 2023240, 2529050, 5058100, 10065619, 10116200, 20131238, 40262476, 50328095, 80524952, 100656190, 201312380, 251640475, 402624760, 503280950, 1006561900, 2013123800]

約数ペア:

[(1, 2013123800), (2, 1006561900), (4, 503280950), (5, 402624760), (8, 251640475), (10, 201312380), (20, 100656190), (25, 80524952), (40, 50328095), (50, 40262476), (100, 20131238), (199, 10116200), (200, 10065619), (398, 5058100), (796, 2529050), (995, 2023240), (1592, 1264525), (1990, 1011620), (3980, 505810), (4975, 404648), (7960, 252905), (9950, 202324), (19900, 101162), (39800, 50581)]