72539495

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 102778368

約数和(自身を除く): 30238873

約数列:

[1, 5, 7, 35, 43, 157, 215, 301, 307, 785, 1099, 1505, 1535, 2149, 5495, 6751, 10745, 13201, 33755, 47257, 48199, 66005, 92407, 236285, 240995, 337393, 462035, 1686965, 2072557, 10362785, 14507899, 72539495]

約数ペア:

[(1, 72539495), (5, 14507899), (7, 10362785), (35, 2072557), (43, 1686965), (157, 462035), (215, 337393), (301, 240995), (307, 236285), (785, 92407), (1099, 66005), (1505, 48199), (1535, 47257), (2149, 33755), (5495, 13201), (6751, 10745)]