69889280

素因数分解:

$2^8\times 5^1\times {\mathrm{54601}}^1$

素因数の和:54622

約数の個数: 36

約数和(自身を含む): 167409732

約数和(自身を除く): 97520452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 54601, 109202, 218404, 273005, 436808, 546010, 873616, 1092020, 1747232, 2184040, 3494464, 4368080, 6988928, 8736160, 13977856, 17472320, 34944640, 69889280]

約数ペア:

[(1, 69889280), (2, 34944640), (4, 17472320), (5, 13977856), (8, 8736160), (10, 6988928), (16, 4368080), (20, 3494464), (32, 2184040), (40, 1747232), (64, 1092020), (80, 873616), (128, 546010), (160, 436808), (256, 273005), (320, 218404), (640, 109202), (1280, 54601)]