63904640

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3221}}^1$

素因数の和:3271

約数の個数: 64

約数和(自身を含む): 157749120

約数和(自身を除く): 93844480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3221, 3968, 4960, 6442, 9920, 12884, 16105, 19840, 25768, 32210, 51536, 64420, 99851, 103072, 128840, 199702, 206144, 257680, 399404, 412288, 499255, 515360, 798808, 998510, 1030720, 1597616, 1997020, 2061440, 3195232, 3994040, 6390464, 7988080, 12780928, 15976160, 31952320, 63904640]

約数ペア:

[(1, 63904640), (2, 31952320), (4, 15976160), (5, 12780928), (8, 7988080), (10, 6390464), (16, 3994040), (20, 3195232), (31, 2061440), (32, 1997020), (40, 1597616), (62, 1030720), (64, 998510), (80, 798808), (124, 515360), (128, 499255), (155, 412288), (160, 399404), (248, 257680), (310, 206144), (320, 199702), (496, 128840), (620, 103072), (640, 99851), (992, 64420), (1240, 51536), (1984, 32210), (2480, 25768), (3221, 19840), (3968, 16105), (4960, 12884), (6442, 9920)]