15666599380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{139457}}^1$

素因数の和:139644

約数の個数: 48

約数和(自身を含む): 33948539856

約数和(自身を除く): 18281940476

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 137, 164, 205, 274, 410, 548, 685, 820, 1370, 2740, 5617, 11234, 22468, 28085, 56170, 112340, 139457, 278914, 557828, 697285, 1394570, 2789140, 5717737, 11435474, 19105609, 22870948, 28588685, 38211218, 57177370, 76422436, 95528045, 114354740, 191056090, 382112180, 783329969, 1566659938, 3133319876, 3916649845, 7833299690, 15666599380]

約数ペア:

[(1, 15666599380), (2, 7833299690), (4, 3916649845), (5, 3133319876), (10, 1566659938), (20, 783329969), (41, 382112180), (82, 191056090), (137, 114354740), (164, 95528045), (205, 76422436), (274, 57177370), (410, 38211218), (548, 28588685), (685, 22870948), (820, 19105609), (1370, 11435474), (2740, 5717737), (5617, 2789140), (11234, 1394570), (22468, 697285), (28085, 557828), (56170, 278914), (112340, 139457)]