71338384

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5119}}^1$

素因数の和:5207

約数の個数: 40

約数和(自身を含む): 151101440

約数和(自身を除く): 79763056

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 3484, 5119, 6968, 10238, 13936, 20476, 40952, 66547, 81904, 133094, 266188, 342973, 532376, 685946, 1064752, 1371892, 2743784, 4458649, 5487568, 8917298, 17834596, 35669192, 71338384]

約数ペア:

[(1, 71338384), (2, 35669192), (4, 17834596), (8, 8917298), (13, 5487568), (16, 4458649), (26, 2743784), (52, 1371892), (67, 1064752), (104, 685946), (134, 532376), (208, 342973), (268, 266188), (536, 133094), (871, 81904), (1072, 66547), (1742, 40952), (3484, 20476), (5119, 13936), (6968, 10238)]