25453484

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 53114880

約数和(自身を除く): 27661396

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 79, 148, 158, 259, 311, 316, 518, 553, 622, 1036, 1106, 1244, 2177, 2212, 2923, 4354, 5846, 8708, 11507, 11692, 20461, 23014, 24569, 40922, 46028, 49138, 80549, 81844, 98276, 161098, 171983, 322196, 343966, 687932, 909053, 1818106, 3636212, 6363371, 12726742, 25453484]

約数ペア:

[(1, 25453484), (2, 12726742), (4, 6363371), (7, 3636212), (14, 1818106), (28, 909053), (37, 687932), (74, 343966), (79, 322196), (148, 171983), (158, 161098), (259, 98276), (311, 81844), (316, 80549), (518, 49138), (553, 46028), (622, 40922), (1036, 24569), (1106, 23014), (1244, 20461), (2177, 11692), (2212, 11507), (2923, 8708), (4354, 5846)]