2798840425

素因数分解:

$5^2\times {\mathrm{31}}^2\times {\mathrm{97}}^1\times {\mathrm{1201}}^1$

素因数の和:1370

約数の個数: 36

約数和(自身を含む): 3626114268

約数和(自身を除く): 827273843

約数列:

[1, 5, 25, 31, 97, 155, 485, 775, 961, 1201, 2425, 3007, 4805, 6005, 15035, 24025, 30025, 37231, 75175, 93217, 116497, 186155, 466085, 582485, 930775, 1154161, 2330425, 2912425, 3611407, 5770805, 18057035, 28854025, 90285175, 111953617, 559768085, 2798840425]

約数ペア:

[(1, 2798840425), (5, 559768085), (25, 111953617), (31, 90285175), (97, 28854025), (155, 18057035), (485, 5770805), (775, 3611407), (961, 2912425), (1201, 2330425), (2425, 1154161), (3007, 930775), (4805, 582485), (6005, 466085), (15035, 186155), (24025, 116497), (30025, 93217), (37231, 75175)]