72581264

素因数分解:

$2^4\times 7^1\times {\mathrm{648047}}^1$

素因数の和:648062

約数の個数: 20

約数和(自身を含む): 160715904

約数和(自身を除く): 88134640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 648047, 1296094, 2592188, 4536329, 5184376, 9072658, 10368752, 18145316, 36290632, 72581264]

約数ペア:

[(1, 72581264), (2, 36290632), (4, 18145316), (7, 10368752), (8, 9072658), (14, 5184376), (16, 4536329), (28, 2592188), (56, 1296094), (112, 648047)]