111354520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{641}}^1$

素因数の和:796

約数の個数: 64

約数和(自身を含む): 259316640

約数和(自身を除く): 147962120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 101, 172, 202, 215, 344, 404, 430, 505, 641, 808, 860, 1010, 1282, 1720, 2020, 2564, 3205, 4040, 4343, 5128, 6410, 8686, 12820, 17372, 21715, 25640, 27563, 34744, 43430, 55126, 64741, 86860, 110252, 129482, 137815, 173720, 220504, 258964, 275630, 323705, 517928, 551260, 647410, 1102520, 1294820, 2589640, 2783863, 5567726, 11135452, 13919315, 22270904, 27838630, 55677260, 111354520]

約数ペア:

[(1, 111354520), (2, 55677260), (4, 27838630), (5, 22270904), (8, 13919315), (10, 11135452), (20, 5567726), (40, 2783863), (43, 2589640), (86, 1294820), (101, 1102520), (172, 647410), (202, 551260), (215, 517928), (344, 323705), (404, 275630), (430, 258964), (505, 220504), (641, 173720), (808, 137815), (860, 129482), (1010, 110252), (1282, 86860), (1720, 64741), (2020, 55126), (2564, 43430), (3205, 34744), (4040, 27563), (4343, 25640), (5128, 21715), (6410, 17372), (8686, 12820)]