72189712

素因数分解:

$2^4\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1531}}^1$

素因数の和:1967

約数の個数: 40

約数和(自身を含む): 160332992

約数和(自身を除く): 88143280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 421, 842, 1531, 1684, 2947, 3062, 3368, 5894, 6124, 6736, 10717, 11788, 12248, 21434, 23576, 24496, 42868, 47152, 85736, 171472, 644551, 1289102, 2578204, 4511857, 5156408, 9023714, 10312816, 18047428, 36094856, 72189712]

約数ペア:

[(1, 72189712), (2, 36094856), (4, 18047428), (7, 10312816), (8, 9023714), (14, 5156408), (16, 4511857), (28, 2578204), (56, 1289102), (112, 644551), (421, 171472), (842, 85736), (1531, 47152), (1684, 42868), (2947, 24496), (3062, 23576), (3368, 21434), (5894, 12248), (6124, 11788), (6736, 10717)]