80215265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{317}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 110587680

約数和(自身を除く): 30372415

約数列:

[1, 5, 13, 17, 65, 85, 221, 229, 317, 1105, 1145, 1585, 2977, 3893, 4121, 5389, 14885, 19465, 20605, 26945, 50609, 70057, 72593, 253045, 350285, 362965, 943709, 1234081, 4718545, 6170405, 16043053, 80215265]

約数ペア:

[(1, 80215265), (5, 16043053), (13, 6170405), (17, 4718545), (65, 1234081), (85, 943709), (221, 362965), (229, 350285), (317, 253045), (1105, 72593), (1145, 70057), (1585, 50609), (2977, 26945), (3893, 20605), (4121, 19465), (5389, 14885)]