206858300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{491}}^1$

素因数の和:899

約数の個数: 72

約数和(自身を含む): 491968512

約数和(自身を除く): 285110212

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 383, 491, 550, 766, 982, 1100, 1532, 1915, 1964, 2455, 3830, 4213, 4910, 5401, 7660, 8426, 9575, 9820, 10802, 12275, 16852, 19150, 21065, 21604, 24550, 27005, 38300, 42130, 49100, 54010, 84260, 105325, 108020, 135025, 188053, 210650, 270050, 376106, 421300, 540100, 752212, 940265, 1880530, 2068583, 3761060, 4137166, 4701325, 8274332, 9402650, 10342915, 18805300, 20685830, 41371660, 51714575, 103429150, 206858300]

約数ペア:

[(1, 206858300), (2, 103429150), (4, 51714575), (5, 41371660), (10, 20685830), (11, 18805300), (20, 10342915), (22, 9402650), (25, 8274332), (44, 4701325), (50, 4137166), (55, 3761060), (100, 2068583), (110, 1880530), (220, 940265), (275, 752212), (383, 540100), (491, 421300), (550, 376106), (766, 270050), (982, 210650), (1100, 188053), (1532, 135025), (1915, 108020), (1964, 105325), (2455, 84260), (3830, 54010), (4213, 49100), (4910, 42130), (5401, 38300), (7660, 27005), (8426, 24550), (9575, 21604), (9820, 21065), (10802, 19150), (12275, 16852)]