79505720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{283949}}^1$

素因数の和:283967

約数の個数: 32

約数和(自身を含む): 204444000

約数和(自身を除く): 124938280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 283949, 567898, 1135796, 1419745, 1987643, 2271592, 2839490, 3975286, 5678980, 7950572, 9938215, 11357960, 15901144, 19876430, 39752860, 79505720]

約数ペア:

[(1, 79505720), (2, 39752860), (4, 19876430), (5, 15901144), (7, 11357960), (8, 9938215), (10, 7950572), (14, 5678980), (20, 3975286), (28, 2839490), (35, 2271592), (40, 1987643), (56, 1419745), (70, 1135796), (140, 567898), (280, 283949)]