257082925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{433}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 371976192

約数和(自身を除く): 114893267

約数列:

[1, 5, 11, 17, 25, 55, 85, 127, 187, 275, 425, 433, 635, 935, 1397, 2159, 2165, 3175, 4675, 4763, 6985, 7361, 10795, 10825, 23749, 23815, 34925, 36805, 53975, 54991, 80971, 118745, 119075, 184025, 274955, 404855, 593725, 604901, 934847, 1374775, 2024275, 3024505, 4674235, 10283317, 15122525, 23371175, 51416585, 257082925]

約数ペア:

[(1, 257082925), (5, 51416585), (11, 23371175), (17, 15122525), (25, 10283317), (55, 4674235), (85, 3024505), (127, 2024275), (187, 1374775), (275, 934847), (425, 604901), (433, 593725), (635, 404855), (935, 274955), (1397, 184025), (2159, 119075), (2165, 118745), (3175, 80971), (4675, 54991), (4763, 53975), (6985, 36805), (7361, 34925), (10795, 23815), (10825, 23749)]