81076976

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{28309}}^1$

素因数の和:28496

約数の個数: 20

約数和(自身を含む): 157969800

約数和(自身を除く): 76892824

約数列:

[1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864, 28309, 56618, 113236, 226472, 452944, 5067311, 10134622, 20269244, 40538488, 81076976]

約数ペア:

[(1, 81076976), (2, 40538488), (4, 20269244), (8, 10134622), (16, 5067311), (179, 452944), (358, 226472), (716, 113236), (1432, 56618), (2864, 28309)]