25790884

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{691}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 54562816

約数和(自身を除く): 28771932

約数列:

[1, 2, 4, 7, 14, 28, 31, 43, 62, 86, 124, 172, 217, 301, 434, 602, 691, 868, 1204, 1333, 1382, 2666, 2764, 4837, 5332, 9331, 9674, 18662, 19348, 21421, 29713, 37324, 42842, 59426, 85684, 118852, 149947, 207991, 299894, 415982, 599788, 831964, 921103, 1842206, 3684412, 6447721, 12895442, 25790884]

約数ペア:

[(1, 25790884), (2, 12895442), (4, 6447721), (7, 3684412), (14, 1842206), (28, 921103), (31, 831964), (43, 599788), (62, 415982), (86, 299894), (124, 207991), (172, 149947), (217, 118852), (301, 85684), (434, 59426), (602, 42842), (691, 37324), (868, 29713), (1204, 21421), (1333, 19348), (1382, 18662), (2666, 9674), (2764, 9331), (4837, 5332)]