201631870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{463}}^1$

素因数の和:625

約数の個数: 64

約数和(自身を含む): 411319296

約数和(自身を除く): 209687426

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 107, 110, 185, 214, 370, 407, 463, 535, 814, 926, 1070, 1177, 2035, 2315, 2354, 3959, 4070, 4630, 5093, 5885, 7918, 10186, 11770, 17131, 19795, 25465, 34262, 39590, 43549, 49541, 50930, 85655, 87098, 99082, 171310, 188441, 217745, 247705, 376882, 435490, 495410, 544951, 942205, 1089902, 1833017, 1884410, 2724755, 3666034, 5449510, 9165085, 18330170, 20163187, 40326374, 100815935, 201631870]

約数ペア:

[(1, 201631870), (2, 100815935), (5, 40326374), (10, 20163187), (11, 18330170), (22, 9165085), (37, 5449510), (55, 3666034), (74, 2724755), (107, 1884410), (110, 1833017), (185, 1089902), (214, 942205), (370, 544951), (407, 495410), (463, 435490), (535, 376882), (814, 247705), (926, 217745), (1070, 188441), (1177, 171310), (2035, 99082), (2315, 87098), (2354, 85655), (3959, 50930), (4070, 49541), (4630, 43549), (5093, 39590), (5885, 34262), (7918, 25465), (10186, 19795), (11770, 17131)]