80872825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{17299}}^1$

素因数の和:17337

約数の個数: 24

約数和(自身を含む): 115840800

約数和(自身を除く): 34967975

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 935, 4675, 17299, 86495, 190289, 294083, 432475, 951445, 1470415, 3234913, 4757225, 7352075, 16174565, 80872825]

約数ペア:

[(1, 80872825), (5, 16174565), (11, 7352075), (17, 4757225), (25, 3234913), (55, 1470415), (85, 951445), (187, 432475), (275, 294083), (425, 190289), (935, 86495), (4675, 17299)]