79886080

素因数分解:

$2^8\times 5^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:609

約数の個数: 72

約数和(自身を含む): 193158000

約数和(自身を除く): 113271920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 449, 556, 640, 695, 898, 1112, 1280, 1390, 1796, 2224, 2245, 2780, 3592, 4448, 4490, 5560, 7184, 8896, 8980, 11120, 14368, 17792, 17960, 22240, 28736, 35584, 35920, 44480, 57472, 62411, 71840, 88960, 114944, 124822, 143680, 177920, 249644, 287360, 312055, 499288, 574720, 624110, 998576, 1248220, 1997152, 2496440, 3994304, 4992880, 7988608, 9985760, 15977216, 19971520, 39943040, 79886080]

約数ペア:

[(1, 79886080), (2, 39943040), (4, 19971520), (5, 15977216), (8, 9985760), (10, 7988608), (16, 4992880), (20, 3994304), (32, 2496440), (40, 1997152), (64, 1248220), (80, 998576), (128, 624110), (139, 574720), (160, 499288), (256, 312055), (278, 287360), (320, 249644), (449, 177920), (556, 143680), (640, 124822), (695, 114944), (898, 88960), (1112, 71840), (1280, 62411), (1390, 57472), (1796, 44480), (2224, 35920), (2245, 35584), (2780, 28736), (3592, 22240), (4448, 17960), (4490, 17792), (5560, 14368), (7184, 11120), (8896, 8980)]