25557928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{809}}^1$

素因数の和:1185

約数の個数: 32

約数和(自身を含む): 52488000

約数和(自身を除く): 26930072

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 359, 718, 809, 1436, 1618, 2872, 3236, 3949, 6472, 7898, 8899, 15796, 17798, 31592, 35596, 71192, 290431, 580862, 1161724, 2323448, 3194741, 6389482, 12778964, 25557928]

約数ペア:

[(1, 25557928), (2, 12778964), (4, 6389482), (8, 3194741), (11, 2323448), (22, 1161724), (44, 580862), (88, 290431), (359, 71192), (718, 35596), (809, 31592), (1436, 17798), (1618, 15796), (2872, 8899), (3236, 7898), (3949, 6472)]