82077040

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:406

約数の個数: 80

約数和(自身を含む): 197987328

約数和(自身を除く): 115910288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 83, 94, 166, 188, 235, 263, 332, 376, 415, 470, 526, 664, 752, 830, 940, 1052, 1315, 1328, 1660, 1880, 2104, 2630, 3320, 3760, 3901, 4208, 5260, 6640, 7802, 10520, 12361, 15604, 19505, 21040, 21829, 24722, 31208, 39010, 43658, 49444, 61805, 62416, 78020, 87316, 98888, 109145, 123610, 156040, 174632, 197776, 218290, 247220, 312080, 349264, 436580, 494440, 873160, 988880, 1025963, 1746320, 2051926, 4103852, 5129815, 8207704, 10259630, 16415408, 20519260, 41038520, 82077040]

約数ペア:

[(1, 82077040), (2, 41038520), (4, 20519260), (5, 16415408), (8, 10259630), (10, 8207704), (16, 5129815), (20, 4103852), (40, 2051926), (47, 1746320), (80, 1025963), (83, 988880), (94, 873160), (166, 494440), (188, 436580), (235, 349264), (263, 312080), (332, 247220), (376, 218290), (415, 197776), (470, 174632), (526, 156040), (664, 123610), (752, 109145), (830, 98888), (940, 87316), (1052, 78020), (1315, 62416), (1328, 61805), (1660, 49444), (1880, 43658), (2104, 39010), (2630, 31208), (3320, 24722), (3760, 21829), (3901, 21040), (4208, 19505), (5260, 15604), (6640, 12361), (7802, 10520)]