20463449215

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^2\times {\mathrm{797}}^1$

素因数の和:929

約数の個数: 72

約数和(自身を含む): 28671463296

約数和(自身を除く): 8208014081

約数列:

[1, 5, 11, 31, 37, 55, 121, 155, 185, 341, 407, 605, 797, 1147, 1369, 1705, 2035, 3751, 3985, 4477, 5735, 6845, 8767, 12617, 15059, 18755, 22385, 24707, 29489, 42439, 43835, 63085, 75295, 96437, 123535, 138787, 147445, 165649, 212195, 271777, 324379, 466829, 482185, 693935, 828245, 914159, 1091093, 1358885, 1621895, 2334145, 2989547, 3568169, 4570795, 5135119, 5455465, 10055749, 12002023, 14947735, 17840845, 25675595, 33823883, 50278745, 60010115, 110613239, 132022253, 169119415, 372062713, 553066195, 660111265, 1860313565, 4092689843, 20463449215]

約数ペア:

[(1, 20463449215), (5, 4092689843), (11, 1860313565), (31, 660111265), (37, 553066195), (55, 372062713), (121, 169119415), (155, 132022253), (185, 110613239), (341, 60010115), (407, 50278745), (605, 33823883), (797, 25675595), (1147, 17840845), (1369, 14947735), (1705, 12002023), (2035, 10055749), (3751, 5455465), (3985, 5135119), (4477, 4570795), (5735, 3568169), (6845, 2989547), (8767, 2334145), (12617, 1621895), (15059, 1358885), (18755, 1091093), (22385, 914159), (24707, 828245), (29489, 693935), (42439, 482185), (43835, 466829), (63085, 324379), (75295, 271777), (96437, 212195), (123535, 165649), (138787, 147445)]