25265440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8311}}^1$

素因数の和:8345

約数の個数: 48

約数和(自身を含む): 62838720

約数和(自身を除く): 37573280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 8311, 16622, 33244, 41555, 66488, 83110, 132976, 157909, 166220, 265952, 315818, 332440, 631636, 664880, 789545, 1263272, 1329760, 1579090, 2526544, 3158180, 5053088, 6316360, 12632720, 25265440]

約数ペア:

[(1, 25265440), (2, 12632720), (4, 6316360), (5, 5053088), (8, 3158180), (10, 2526544), (16, 1579090), (19, 1329760), (20, 1263272), (32, 789545), (38, 664880), (40, 631636), (76, 332440), (80, 315818), (95, 265952), (152, 166220), (160, 157909), (190, 132976), (304, 83110), (380, 66488), (608, 41555), (760, 33244), (1520, 16622), (3040, 8311)]