4519025

素因数分解:

$5^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:79

約数の個数: 48

約数和(自身を含む): 7142400

約数和(自身を除く): 2623375

約数列:

[1, 5, 7, 17, 25, 31, 35, 49, 85, 119, 155, 175, 217, 245, 343, 425, 527, 595, 775, 833, 1085, 1225, 1519, 1715, 2635, 2975, 3689, 4165, 5425, 5831, 7595, 8575, 10633, 13175, 18445, 20825, 25823, 29155, 37975, 53165, 92225, 129115, 145775, 180761, 265825, 645575, 903805, 4519025]

約数ペア:

[(1, 4519025), (5, 903805), (7, 645575), (17, 265825), (25, 180761), (31, 145775), (35, 129115), (49, 92225), (85, 53165), (119, 37975), (155, 29155), (175, 25823), (217, 20825), (245, 18445), (343, 13175), (425, 10633), (527, 8575), (595, 7595), (775, 5831), (833, 5425), (1085, 4165), (1225, 3689), (1519, 2975), (1715, 2635)]