85911760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{419}}^1$

素因数の和:676

約数の個数: 80

約数和(自身を含む): 219360960

約数和(自身を除く): 133449200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 233, 419, 440, 466, 838, 880, 932, 1165, 1676, 1864, 2095, 2330, 2563, 3352, 3728, 4190, 4609, 4660, 5126, 6704, 8380, 9218, 9320, 10252, 12815, 16760, 18436, 18640, 20504, 23045, 25630, 33520, 36872, 41008, 46090, 51260, 73744, 92180, 97627, 102520, 184360, 195254, 205040, 368720, 390508, 488135, 781016, 976270, 1073897, 1562032, 1952540, 2147794, 3905080, 4295588, 5369485, 7810160, 8591176, 10738970, 17182352, 21477940, 42955880, 85911760]

約数ペア:

[(1, 85911760), (2, 42955880), (4, 21477940), (5, 17182352), (8, 10738970), (10, 8591176), (11, 7810160), (16, 5369485), (20, 4295588), (22, 3905080), (40, 2147794), (44, 1952540), (55, 1562032), (80, 1073897), (88, 976270), (110, 781016), (176, 488135), (220, 390508), (233, 368720), (419, 205040), (440, 195254), (466, 184360), (838, 102520), (880, 97627), (932, 92180), (1165, 73744), (1676, 51260), (1864, 46090), (2095, 41008), (2330, 36872), (2563, 33520), (3352, 25630), (3728, 23045), (4190, 20504), (4609, 18640), (4660, 18436), (5126, 16760), (6704, 12815), (8380, 10252), (9218, 9320)]