25780928

素因数分解:

$2^6\times {\mathrm{331}}^1\times {\mathrm{1217}}^1$

素因数の和:1560

約数の個数: 28

約数和(自身を含む): 51355752

約数和(自身を除く): 25574824

約数列:

[1, 2, 4, 8, 16, 32, 64, 331, 662, 1217, 1324, 2434, 2648, 4868, 5296, 9736, 10592, 19472, 21184, 38944, 77888, 402827, 805654, 1611308, 3222616, 6445232, 12890464, 25780928]

約数ペア:

[(1, 25780928), (2, 12890464), (4, 6445232), (8, 3222616), (16, 1611308), (32, 805654), (64, 402827), (331, 77888), (662, 38944), (1217, 21184), (1324, 19472), (2434, 10592), (2648, 9736), (4868, 5296)]