639376943905

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{1949}}^1\times {\mathrm{3187}}^1$

素因数の和:5338

約数の個数: 64

約数和(自身を含む): 934578777600

約数和(自身を除く): 295201833695

約数列:

[1, 5, 7, 17, 35, 85, 119, 173, 595, 865, 1211, 1949, 2941, 3187, 6055, 9745, 13643, 14705, 15935, 20587, 22309, 33133, 54179, 68215, 102935, 111545, 165665, 231931, 270895, 337177, 379253, 551351, 1159655, 1685885, 1896265, 2360239, 2756755, 3859457, 5732009, 6211463, 9372967, 11801195, 19297285, 28660045, 31057315, 40124063, 43480241, 46864835, 65610769, 105594871, 200620315, 217401205, 328053845, 527974355, 739164097, 1074583099, 3695820485, 5372915495, 7522081693, 18267912683, 37610408465, 91339563415, 127875388781, 639376943905]

約数ペア:

[(1, 639376943905), (5, 127875388781), (7, 91339563415), (17, 37610408465), (35, 18267912683), (85, 7522081693), (119, 5372915495), (173, 3695820485), (595, 1074583099), (865, 739164097), (1211, 527974355), (1949, 328053845), (2941, 217401205), (3187, 200620315), (6055, 105594871), (9745, 65610769), (13643, 46864835), (14705, 43480241), (15935, 40124063), (20587, 31057315), (22309, 28660045), (33133, 19297285), (54179, 11801195), (68215, 9372967), (102935, 6211463), (111545, 5732009), (165665, 3859457), (231931, 2756755), (270895, 2360239), (337177, 1896265), (379253, 1685885), (551351, 1159655)]