81279440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{92363}}^1$

素因数の和:92387

約数の個数: 40

約数和(自身を含む): 206156448

約数和(自身を除く): 124877008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 92363, 184726, 369452, 461815, 738904, 923630, 1015993, 1477808, 1847260, 2031986, 3694520, 4063972, 5079965, 7389040, 8127944, 10159930, 16255888, 20319860, 40639720, 81279440]

約数ペア:

[(1, 81279440), (2, 40639720), (4, 20319860), (5, 16255888), (8, 10159930), (10, 8127944), (11, 7389040), (16, 5079965), (20, 4063972), (22, 3694520), (40, 2031986), (44, 1847260), (55, 1477808), (80, 1015993), (88, 923630), (110, 738904), (176, 461815), (220, 369452), (440, 184726), (880, 92363)]