51651376

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20051}}^1$

素因数の和:20089

約数の個数: 40

約数和(自身を含む): 119349504

約数和(自身を除く): 67698128

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 20051, 40102, 80204, 140357, 160408, 280714, 320816, 461173, 561428, 922346, 1122856, 1844692, 2245712, 3228211, 3689384, 6456422, 7378768, 12912844, 25825688, 51651376]

約数ペア:

[(1, 51651376), (2, 25825688), (4, 12912844), (7, 7378768), (8, 6456422), (14, 3689384), (16, 3228211), (23, 2245712), (28, 1844692), (46, 1122856), (56, 922346), (92, 561428), (112, 461173), (161, 320816), (184, 280714), (322, 160408), (368, 140357), (644, 80204), (1288, 40102), (2576, 20051)]