25686784

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{5281}}^1$

素因数の和:5316

約数の個数: 36

約数和(自身を含む): 53982040

約数和(自身を除く): 28295256

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4864, 5281, 10562, 21124, 42248, 84496, 100339, 168992, 200678, 337984, 401356, 675968, 802712, 1351936, 1605424, 3210848, 6421696, 12843392, 25686784]

約数ペア:

[(1, 25686784), (2, 12843392), (4, 6421696), (8, 3210848), (16, 1605424), (19, 1351936), (32, 802712), (38, 675968), (64, 401356), (76, 337984), (128, 200678), (152, 168992), (256, 100339), (304, 84496), (608, 42248), (1216, 21124), (2432, 10562), (4864, 5281)]