67489280

素因数分解:

$2^9\times 5^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:707

約数の個数: 80

約数和(自身を含む): 166020624

約数和(自身を除く): 98531344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 512, 640, 643, 656, 820, 1280, 1286, 1312, 1640, 2560, 2572, 2624, 3215, 3280, 5144, 5248, 6430, 6560, 10288, 10496, 12860, 13120, 20576, 20992, 25720, 26240, 26363, 41152, 51440, 52480, 52726, 82304, 102880, 104960, 105452, 131815, 164608, 205760, 210904, 263630, 329216, 411520, 421808, 527260, 823040, 843616, 1054520, 1646080, 1687232, 2109040, 3374464, 4218080, 6748928, 8436160, 13497856, 16872320, 33744640, 67489280]

約数ペア:

[(1, 67489280), (2, 33744640), (4, 16872320), (5, 13497856), (8, 8436160), (10, 6748928), (16, 4218080), (20, 3374464), (32, 2109040), (40, 1687232), (41, 1646080), (64, 1054520), (80, 843616), (82, 823040), (128, 527260), (160, 421808), (164, 411520), (205, 329216), (256, 263630), (320, 210904), (328, 205760), (410, 164608), (512, 131815), (640, 105452), (643, 104960), (656, 102880), (820, 82304), (1280, 52726), (1286, 52480), (1312, 51440), (1640, 41152), (2560, 26363), (2572, 26240), (2624, 25720), (3215, 20992), (3280, 20576), (5144, 13120), (5248, 12860), (6430, 10496), (6560, 10288)]