80905976

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{443}}^1\times {\mathrm{617}}^1$

素因数の和:1103

約数の個数: 32

約数和(自身を含む): 156403440

約数和(自身を除く): 75497464

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 443, 617, 886, 1234, 1772, 2468, 3544, 4936, 16391, 22829, 32782, 45658, 65564, 91316, 131128, 182632, 273331, 546662, 1093324, 2186648, 10113247, 20226494, 40452988, 80905976]

約数ペア:

[(1, 80905976), (2, 40452988), (4, 20226494), (8, 10113247), (37, 2186648), (74, 1093324), (148, 546662), (296, 273331), (443, 182632), (617, 131128), (886, 91316), (1234, 65564), (1772, 45658), (2468, 32782), (3544, 22829), (4936, 16391)]