81821300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{74383}}^1$

素因数の和:74408

約数の個数: 36

約数和(自身を含む): 193695936

約数和(自身を除く): 111874636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 74383, 148766, 297532, 371915, 743830, 818213, 1487660, 1636426, 1859575, 3272852, 3719150, 4091065, 7438300, 8182130, 16364260, 20455325, 40910650, 81821300]

約数ペア:

[(1, 81821300), (2, 40910650), (4, 20455325), (5, 16364260), (10, 8182130), (11, 7438300), (20, 4091065), (22, 3719150), (25, 3272852), (44, 1859575), (50, 1636426), (55, 1487660), (100, 818213), (110, 743830), (220, 371915), (275, 297532), (550, 148766), (1100, 74383)]