25615238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 48

約数和(自身を含む): 45868032

約数和(自身を除く): 20252794

約数列:

[1, 2, 11, 22, 23, 31, 46, 62, 71, 142, 253, 341, 506, 529, 682, 713, 781, 1058, 1426, 1562, 1633, 2201, 3266, 4402, 5819, 7843, 11638, 15686, 16399, 17963, 24211, 32798, 35926, 37559, 48422, 50623, 75118, 101246, 180389, 360778, 413149, 556853, 826298, 1113706, 1164329, 2328658, 12807619, 25615238]

約数ペア:

[(1, 25615238), (2, 12807619), (11, 2328658), (22, 1164329), (23, 1113706), (31, 826298), (46, 556853), (62, 413149), (71, 360778), (142, 180389), (253, 101246), (341, 75118), (506, 50623), (529, 48422), (682, 37559), (713, 35926), (781, 32798), (1058, 24211), (1426, 17963), (1562, 16399), (1633, 15686), (2201, 11638), (3266, 7843), (4402, 5819)]