2017869425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1451}}^1$

素因数の和:1874

約数の個数: 48

約数和(自身を含む): 2949186240

約数和(自身を除く): 931316815

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 389, 715, 1451, 1945, 3575, 4279, 5057, 7255, 9725, 15961, 18863, 21395, 25285, 36275, 55627, 79805, 94315, 106975, 126425, 207493, 278135, 399025, 471575, 564439, 1037465, 1390675, 2822195, 5187325, 6208829, 7337707, 14110975, 31044145, 36688535, 80714777, 155220725, 183442675, 403573885, 2017869425]

約数ペア:

[(1, 2017869425), (5, 403573885), (11, 183442675), (13, 155220725), (25, 80714777), (55, 36688535), (65, 31044145), (143, 14110975), (275, 7337707), (325, 6208829), (389, 5187325), (715, 2822195), (1451, 1390675), (1945, 1037465), (3575, 564439), (4279, 471575), (5057, 399025), (7255, 278135), (9725, 207493), (15961, 126425), (18863, 106975), (21395, 94315), (25285, 79805), (36275, 55627)]