285141500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{257}}^1\times {\mathrm{317}}^1$

素因数の和:600

約数の個数: 96

約数和(自身を含む): 716736384

約数和(自身を除く): 431594884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 257, 317, 350, 500, 514, 634, 700, 875, 1028, 1268, 1285, 1585, 1750, 1799, 2219, 2570, 3170, 3500, 3598, 4438, 5140, 6340, 6425, 7196, 7925, 8876, 8995, 11095, 12850, 15850, 17990, 22190, 25700, 31700, 32125, 35980, 39625, 44380, 44975, 55475, 64250, 79250, 81469, 89950, 110950, 128500, 158500, 162938, 179900, 221900, 224875, 277375, 325876, 407345, 449750, 554750, 570283, 814690, 899500, 1109500, 1140566, 1629380, 2036725, 2281132, 2851415, 4073450, 5702830, 8146900, 10183625, 11405660, 14257075, 20367250, 28514150, 40734500, 57028300, 71285375, 142570750, 285141500]

約数ペア:

[(1, 285141500), (2, 142570750), (4, 71285375), (5, 57028300), (7, 40734500), (10, 28514150), (14, 20367250), (20, 14257075), (25, 11405660), (28, 10183625), (35, 8146900), (50, 5702830), (70, 4073450), (100, 2851415), (125, 2281132), (140, 2036725), (175, 1629380), (250, 1140566), (257, 1109500), (317, 899500), (350, 814690), (500, 570283), (514, 554750), (634, 449750), (700, 407345), (875, 325876), (1028, 277375), (1268, 224875), (1285, 221900), (1585, 179900), (1750, 162938), (1799, 158500), (2219, 128500), (2570, 110950), (3170, 89950), (3500, 81469), (3598, 79250), (4438, 64250), (5140, 55475), (6340, 44975), (6425, 44380), (7196, 39625), (7925, 35980), (8876, 32125), (8995, 31700), (11095, 25700), (12850, 22190), (15850, 17990)]