72745805

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:698

約数の個数: 32

約数和(自身を含む): 101824128

約数和(自身を除く): 29078323

約数列:

[1, 5, 11, 17, 55, 85, 121, 187, 605, 643, 935, 1331, 2057, 3215, 6655, 7073, 10285, 10931, 22627, 35365, 54655, 77803, 113135, 120241, 389015, 601205, 855833, 1322651, 4279165, 6613255, 14549161, 72745805]

約数ペア:

[(1, 72745805), (5, 14549161), (11, 6613255), (17, 4279165), (55, 1322651), (85, 855833), (121, 601205), (187, 389015), (605, 120241), (643, 113135), (935, 77803), (1331, 54655), (2057, 35365), (3215, 22627), (6655, 10931), (7073, 10285)]