265714525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 359699200

約数和(自身を除く): 93984675

約数列:

[1, 5, 19, 25, 73, 79, 95, 97, 365, 395, 475, 485, 1387, 1501, 1825, 1843, 1975, 2425, 5767, 6935, 7081, 7505, 7663, 9215, 28835, 34675, 35405, 37525, 38315, 46075, 109573, 134539, 144175, 145597, 177025, 191575, 547865, 559399, 672695, 727985, 2739325, 2796995, 3363475, 3639925, 10628581, 13984975, 53142905, 265714525]

約数ペア:

[(1, 265714525), (5, 53142905), (19, 13984975), (25, 10628581), (73, 3639925), (79, 3363475), (95, 2796995), (97, 2739325), (365, 727985), (395, 672695), (475, 559399), (485, 547865), (1387, 191575), (1501, 177025), (1825, 145597), (1843, 144175), (1975, 134539), (2425, 109573), (5767, 46075), (6935, 38315), (7081, 37525), (7505, 35405), (7663, 34675), (9215, 28835)]