51911825

素因数分解:

$5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1367}}^1$

素因数の和:1422

約数の個数: 36

約数和(自身を含む): 77352192

約数和(自身を除く): 25440367

約数列:

[1, 5, 7, 25, 31, 35, 49, 155, 175, 217, 245, 775, 1085, 1225, 1367, 1519, 5425, 6835, 7595, 9569, 34175, 37975, 42377, 47845, 66983, 211885, 239225, 296639, 334915, 1059425, 1483195, 1674575, 2076473, 7415975, 10382365, 51911825]

約数ペア:

[(1, 51911825), (5, 10382365), (7, 7415975), (25, 2076473), (31, 1674575), (35, 1483195), (49, 1059425), (155, 334915), (175, 296639), (217, 239225), (245, 211885), (775, 66983), (1085, 47845), (1225, 42377), (1367, 37975), (1519, 34175), (5425, 9569), (6835, 7595)]