26318816

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 53590320

約数和(自身を除く): 27271504

約数列:

[1, 2, 4, 8, 16, 32, 61, 97, 122, 139, 194, 244, 278, 388, 488, 556, 776, 976, 1112, 1552, 1952, 2224, 3104, 4448, 5917, 8479, 11834, 13483, 16958, 23668, 26966, 33916, 47336, 53932, 67832, 94672, 107864, 135664, 189344, 215728, 271328, 431456, 822463, 1644926, 3289852, 6579704, 13159408, 26318816]

約数ペア:

[(1, 26318816), (2, 13159408), (4, 6579704), (8, 3289852), (16, 1644926), (32, 822463), (61, 431456), (97, 271328), (122, 215728), (139, 189344), (194, 135664), (244, 107864), (278, 94672), (388, 67832), (488, 53932), (556, 47336), (776, 33916), (976, 26966), (1112, 23668), (1552, 16958), (1952, 13483), (2224, 11834), (3104, 8479), (4448, 5917)]