64870960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10531}}^1$

素因数の和:10562

約数の個数: 80

約数和(自身を含む): 188059392

約数和(自身を除く): 123188432

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 10531, 21062, 42124, 52655, 73717, 84248, 105310, 115841, 147434, 168496, 210620, 231682, 294868, 368585, 421240, 463364, 579205, 589736, 737170, 810887, 842480, 926728, 1158410, 1179472, 1474340, 1621774, 1853456, 2316820, 2948680, 3243548, 4054435, 4633640, 5897360, 6487096, 8108870, 9267280, 12974192, 16217740, 32435480, 64870960]

約数ペア:

[(1, 64870960), (2, 32435480), (4, 16217740), (5, 12974192), (7, 9267280), (8, 8108870), (10, 6487096), (11, 5897360), (14, 4633640), (16, 4054435), (20, 3243548), (22, 2948680), (28, 2316820), (35, 1853456), (40, 1621774), (44, 1474340), (55, 1179472), (56, 1158410), (70, 926728), (77, 842480), (80, 810887), (88, 737170), (110, 589736), (112, 579205), (140, 463364), (154, 421240), (176, 368585), (220, 294868), (280, 231682), (308, 210620), (385, 168496), (440, 147434), (560, 115841), (616, 105310), (770, 84248), (880, 73717), (1232, 52655), (1540, 42124), (3080, 21062), (6160, 10531)]