79831040

素因数分解:

$2^{13}\times 5^1\times {\mathrm{1949}}^1$

素因数の和:1980

約数の個数: 56

約数和(自身を含む): 191681100

約数和(自身を除く): 111850060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 1949, 2048, 2560, 3898, 4096, 5120, 7796, 8192, 9745, 10240, 15592, 19490, 20480, 31184, 38980, 40960, 62368, 77960, 124736, 155920, 249472, 311840, 498944, 623680, 997888, 1247360, 1995776, 2494720, 3991552, 4989440, 7983104, 9978880, 15966208, 19957760, 39915520, 79831040]

約数ペア:

[(1, 79831040), (2, 39915520), (4, 19957760), (5, 15966208), (8, 9978880), (10, 7983104), (16, 4989440), (20, 3991552), (32, 2494720), (40, 1995776), (64, 1247360), (80, 997888), (128, 623680), (160, 498944), (256, 311840), (320, 249472), (512, 155920), (640, 124736), (1024, 77960), (1280, 62368), (1949, 40960), (2048, 38980), (2560, 31184), (3898, 20480), (4096, 19490), (5120, 15592), (7796, 10240), (8192, 9745)]