780026164

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{161563}}^1$

素因数の和:161655

約数の個数: 24

約数和(自身を含む): 1465708608

約数和(自身を除く): 685682444

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 4828, 161563, 323126, 646252, 2746571, 5493142, 10986284, 11470973, 22941946, 45883892, 195006541, 390013082, 780026164]

約数ペア:

[(1, 780026164), (2, 390013082), (4, 195006541), (17, 45883892), (34, 22941946), (68, 11470973), (71, 10986284), (142, 5493142), (284, 2746571), (1207, 646252), (2414, 323126), (4828, 161563)]