80207105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{787}}^1$

素因数の和:929

約数の個数: 32

約数和(自身を含む): 112337280

約数和(自身を除く): 32130175

約数列:

[1, 5, 11, 17, 55, 85, 109, 187, 545, 787, 935, 1199, 1853, 3935, 5995, 8657, 9265, 13379, 20383, 43285, 66895, 85783, 101915, 147169, 428915, 735845, 943613, 1458311, 4718065, 7291555, 16041421, 80207105]

約数ペア:

[(1, 80207105), (5, 16041421), (11, 7291555), (17, 4718065), (55, 1458311), (85, 943613), (109, 735845), (187, 428915), (545, 147169), (787, 101915), (935, 85783), (1199, 66895), (1853, 43285), (3935, 20383), (5995, 13379), (8657, 9265)]