520028425

素因数分解:

$5^2\times 7^2\times {\mathrm{439}}^1\times {\mathrm{967}}^1$

素因数の和:1430

約数の個数: 36

約数和(自身を含む): 752600640

約数和(自身を除く): 232572215

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 439, 967, 1225, 2195, 3073, 4835, 6769, 10975, 15365, 21511, 24175, 33845, 47383, 76825, 107555, 169225, 236915, 424513, 537775, 1184575, 2122565, 2971591, 10612825, 14857955, 20801137, 74289775, 104005685, 520028425]

約数ペア:

[(1, 520028425), (5, 104005685), (7, 74289775), (25, 20801137), (35, 14857955), (49, 10612825), (175, 2971591), (245, 2122565), (439, 1184575), (967, 537775), (1225, 424513), (2195, 236915), (3073, 169225), (4835, 107555), (6769, 76825), (10975, 47383), (15365, 33845), (21511, 24175)]