81772295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4603}}^1$

素因数の和:4655

約数の個数: 32

約数和(自身を含む): 119335680

約数和(自身を除く): 37563385

約数列:

[1, 5, 11, 17, 19, 55, 85, 95, 187, 209, 323, 935, 1045, 1615, 3553, 4603, 17765, 23015, 50633, 78251, 87457, 253165, 391255, 437285, 860761, 962027, 1486769, 4303805, 4810135, 7433845, 16354459, 81772295]

約数ペア:

[(1, 81772295), (5, 16354459), (11, 7433845), (17, 4810135), (19, 4303805), (55, 1486769), (85, 962027), (95, 860761), (187, 437285), (209, 391255), (323, 253165), (935, 87457), (1045, 78251), (1615, 50633), (3553, 23015), (4603, 17765)]