56566580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:513

約数の個数: 72

約数和(自身を含む): 139359528

約数和(自身を除く): 82792948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 197, 245, 293, 394, 490, 586, 788, 980, 985, 1172, 1379, 1465, 1970, 2051, 2758, 2930, 3940, 4102, 5516, 5860, 6895, 8204, 9653, 10255, 13790, 14357, 19306, 20510, 27580, 28714, 38612, 41020, 48265, 57428, 57721, 71785, 96530, 115442, 143570, 193060, 230884, 287140, 288605, 404047, 577210, 808094, 1154420, 1616188, 2020235, 2828329, 4040470, 5656658, 8080940, 11313316, 14141645, 28283290, 56566580]

約数ペア:

[(1, 56566580), (2, 28283290), (4, 14141645), (5, 11313316), (7, 8080940), (10, 5656658), (14, 4040470), (20, 2828329), (28, 2020235), (35, 1616188), (49, 1154420), (70, 808094), (98, 577210), (140, 404047), (196, 288605), (197, 287140), (245, 230884), (293, 193060), (394, 143570), (490, 115442), (586, 96530), (788, 71785), (980, 57721), (985, 57428), (1172, 48265), (1379, 41020), (1465, 38612), (1970, 28714), (2051, 27580), (2758, 20510), (2930, 19306), (3940, 14357), (4102, 13790), (5516, 10255), (5860, 9653), (6895, 8204)]