73072180

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{5647}}^1$

素因数の和:6303

約数の個数: 24

約数和(自身を含む): 153715968

約数和(自身を除く): 80643788

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 2588, 3235, 5647, 6470, 11294, 12940, 22588, 28235, 56470, 112940, 3653609, 7307218, 14614436, 18268045, 36536090, 73072180]

約数ペア:

[(1, 73072180), (2, 36536090), (4, 18268045), (5, 14614436), (10, 7307218), (20, 3653609), (647, 112940), (1294, 56470), (2588, 28235), (3235, 22588), (5647, 12940), (6470, 11294)]