72520945

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{15817}}^1$

素因数の和:15960

約数の個数: 16

約数和(自身を含む): 100222848

約数和(自身を除く): 27701903

約数列:

[1, 5, 7, 35, 131, 655, 917, 4585, 15817, 79085, 110719, 553595, 2072027, 10360135, 14504189, 72520945]

約数ペア:

[(1, 72520945), (5, 14504189), (7, 10360135), (35, 2072027), (131, 553595), (655, 110719), (917, 79085), (4585, 15817)]