201561250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:277

約数の個数: 80

約数和(自身を含む): 419040864

約数和(自身を除く): 217479614

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 107, 110, 125, 137, 214, 250, 274, 275, 535, 550, 625, 685, 1070, 1177, 1250, 1370, 1375, 1507, 2354, 2675, 2750, 3014, 3425, 5350, 5885, 6850, 6875, 7535, 11770, 13375, 13750, 14659, 15070, 17125, 26750, 29318, 29425, 34250, 37675, 58850, 66875, 73295, 75350, 85625, 133750, 146590, 147125, 161249, 171250, 188375, 294250, 322498, 366475, 376750, 732950, 735625, 806245, 941875, 1471250, 1612490, 1832375, 1883750, 3664750, 4031225, 8062450, 9161875, 18323750, 20156125, 40312250, 100780625, 201561250]

約数ペア:

[(1, 201561250), (2, 100780625), (5, 40312250), (10, 20156125), (11, 18323750), (22, 9161875), (25, 8062450), (50, 4031225), (55, 3664750), (107, 1883750), (110, 1832375), (125, 1612490), (137, 1471250), (214, 941875), (250, 806245), (274, 735625), (275, 732950), (535, 376750), (550, 366475), (625, 322498), (685, 294250), (1070, 188375), (1177, 171250), (1250, 161249), (1370, 147125), (1375, 146590), (1507, 133750), (2354, 85625), (2675, 75350), (2750, 73295), (3014, 66875), (3425, 58850), (5350, 37675), (5885, 34250), (6850, 29425), (6875, 29318), (7535, 26750), (11770, 17125), (13375, 15070), (13750, 14659)]