80785760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:456

約数の個数: 96

約数和(自身を含む): 210161952

約数和(自身を除く): 129376192

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 197, 220, 233, 352, 394, 440, 466, 788, 880, 932, 985, 1165, 1576, 1760, 1864, 1970, 2167, 2330, 2563, 3152, 3728, 3940, 4334, 4660, 5126, 6304, 7456, 7880, 8668, 9320, 10252, 10835, 12815, 15760, 17336, 18640, 20504, 21670, 25630, 31520, 34672, 37280, 41008, 43340, 45901, 51260, 69344, 82016, 86680, 91802, 102520, 173360, 183604, 205040, 229505, 346720, 367208, 410080, 459010, 504911, 734416, 918020, 1009822, 1468832, 1836040, 2019644, 2524555, 3672080, 4039288, 5049110, 7344160, 8078576, 10098220, 16157152, 20196440, 40392880, 80785760]

約数ペア:

[(1, 80785760), (2, 40392880), (4, 20196440), (5, 16157152), (8, 10098220), (10, 8078576), (11, 7344160), (16, 5049110), (20, 4039288), (22, 3672080), (32, 2524555), (40, 2019644), (44, 1836040), (55, 1468832), (80, 1009822), (88, 918020), (110, 734416), (160, 504911), (176, 459010), (197, 410080), (220, 367208), (233, 346720), (352, 229505), (394, 205040), (440, 183604), (466, 173360), (788, 102520), (880, 91802), (932, 86680), (985, 82016), (1165, 69344), (1576, 51260), (1760, 45901), (1864, 43340), (1970, 41008), (2167, 37280), (2330, 34672), (2563, 31520), (3152, 25630), (3728, 21670), (3940, 20504), (4334, 18640), (4660, 17336), (5126, 15760), (6304, 12815), (7456, 10835), (7880, 10252), (8668, 9320)]