80584900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73259}}^1$

素因数の和:73284

約数の個数: 36

約数和(自身を含む): 190769040

約数和(自身を除く): 110184140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 73259, 146518, 293036, 366295, 732590, 805849, 1465180, 1611698, 1831475, 3223396, 3662950, 4029245, 7325900, 8058490, 16116980, 20146225, 40292450, 80584900]

約数ペア:

[(1, 80584900), (2, 40292450), (4, 20146225), (5, 16116980), (10, 8058490), (11, 7325900), (20, 4029245), (22, 3662950), (25, 3223396), (44, 1831475), (50, 1611698), (55, 1465180), (100, 805849), (110, 732590), (220, 366295), (275, 293036), (550, 146518), (1100, 73259)]