51131984

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:507

約数の個数: 40

約数和(自身を含む): 101347680

約数和(自身を除く): 50215696

約数列:

[1, 2, 4, 8, 16, 83, 139, 166, 277, 278, 332, 554, 556, 664, 1108, 1112, 1328, 2216, 2224, 4432, 11537, 22991, 23074, 38503, 45982, 46148, 77006, 91964, 92296, 154012, 183928, 184592, 308024, 367856, 616048, 3195749, 6391498, 12782996, 25565992, 51131984]

約数ペア:

[(1, 51131984), (2, 25565992), (4, 12782996), (8, 6391498), (16, 3195749), (83, 616048), (139, 367856), (166, 308024), (277, 184592), (278, 183928), (332, 154012), (554, 92296), (556, 91964), (664, 77006), (1108, 46148), (1112, 45982), (1328, 38503), (2216, 23074), (2224, 22991), (4432, 11537)]