25790128

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17713}}^1$

素因数の和:17741

約数の個数: 40

約数和(自身を含む): 61503008

約数和(自身を除く): 35712880

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 17713, 35426, 70852, 123991, 141704, 230269, 247982, 283408, 460538, 495964, 921076, 991928, 1611883, 1842152, 1983856, 3223766, 3684304, 6447532, 12895064, 25790128]

約数ペア:

[(1, 25790128), (2, 12895064), (4, 6447532), (7, 3684304), (8, 3223766), (13, 1983856), (14, 1842152), (16, 1611883), (26, 991928), (28, 921076), (52, 495964), (56, 460538), (91, 283408), (104, 247982), (112, 230269), (182, 141704), (208, 123991), (364, 70852), (728, 35426), (1456, 17713)]