72826040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1307}}^1$

素因数の和:1524

約数の個数: 64

約数和(自身を含む): 188352000

約数和(自身を除く): 115525960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 199, 280, 398, 796, 995, 1307, 1393, 1592, 1990, 2614, 2786, 3980, 5228, 5572, 6535, 6965, 7960, 9149, 10456, 11144, 13070, 13930, 18298, 26140, 27860, 36596, 45745, 52280, 55720, 73192, 91490, 182980, 260093, 365960, 520186, 1040372, 1300465, 1820651, 2080744, 2600930, 3641302, 5201860, 7282604, 9103255, 10403720, 14565208, 18206510, 36413020, 72826040]

約数ペア:

[(1, 72826040), (2, 36413020), (4, 18206510), (5, 14565208), (7, 10403720), (8, 9103255), (10, 7282604), (14, 5201860), (20, 3641302), (28, 2600930), (35, 2080744), (40, 1820651), (56, 1300465), (70, 1040372), (140, 520186), (199, 365960), (280, 260093), (398, 182980), (796, 91490), (995, 73192), (1307, 55720), (1393, 52280), (1592, 45745), (1990, 36596), (2614, 27860), (2786, 26140), (3980, 18298), (5228, 13930), (5572, 13070), (6535, 11144), (6965, 10456), (7960, 9149)]