133646080

素因数分解:

$2^8\times 5^1\times {\mathrm{263}}^1\times {\mathrm{397}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 322150752

約数和(自身を除く): 188504672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 263, 320, 397, 526, 640, 794, 1052, 1280, 1315, 1588, 1985, 2104, 2630, 3176, 3970, 4208, 5260, 6352, 7940, 8416, 10520, 12704, 15880, 16832, 21040, 25408, 31760, 33664, 42080, 50816, 63520, 67328, 84160, 101632, 104411, 127040, 168320, 208822, 254080, 336640, 417644, 508160, 522055, 835288, 1044110, 1670576, 2088220, 3341152, 4176440, 6682304, 8352880, 13364608, 16705760, 26729216, 33411520, 66823040, 133646080]

約数ペア:

[(1, 133646080), (2, 66823040), (4, 33411520), (5, 26729216), (8, 16705760), (10, 13364608), (16, 8352880), (20, 6682304), (32, 4176440), (40, 3341152), (64, 2088220), (80, 1670576), (128, 1044110), (160, 835288), (256, 522055), (263, 508160), (320, 417644), (397, 336640), (526, 254080), (640, 208822), (794, 168320), (1052, 127040), (1280, 104411), (1315, 101632), (1588, 84160), (1985, 67328), (2104, 63520), (2630, 50816), (3176, 42080), (3970, 33664), (4208, 31760), (5260, 25408), (6352, 21040), (7940, 16832), (8416, 15880), (10520, 12704)]