57628025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 89410944

約数和(自身を除く): 31782919

約数列:

[1, 5, 7, 13, 25, 35, 65, 73, 91, 175, 325, 347, 365, 455, 511, 949, 1735, 1825, 2275, 2429, 2555, 4511, 4745, 6643, 8675, 12145, 12775, 22555, 23725, 25331, 31577, 33215, 60725, 112775, 126655, 157885, 166075, 177317, 329303, 633275, 789425, 886585, 1646515, 2305121, 4432925, 8232575, 11525605, 57628025]

約数ペア:

[(1, 57628025), (5, 11525605), (7, 8232575), (13, 4432925), (25, 2305121), (35, 1646515), (65, 886585), (73, 789425), (91, 633275), (175, 329303), (325, 177317), (347, 166075), (365, 157885), (455, 126655), (511, 112775), (949, 60725), (1735, 33215), (1825, 31577), (2275, 25331), (2429, 23725), (2555, 22555), (4511, 12775), (4745, 12145), (6643, 8675)]