205317112

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{25639}}^1$

素因数の和:25676

約数の個数: 64

約数和(自身を含む): 516902400

約数和(自身を除く): 311585288

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 25639, 51278, 102556, 179473, 205112, 282029, 333307, 358946, 564058, 666614, 717892, 1128116, 1333228, 1435784, 1974203, 2256232, 2333149, 2666456, 3666377, 3948406, 4666298, 7332754, 7896812, 9332596, 14665508, 15793624, 18665192, 25664639, 29331016, 51329278, 102658556, 205317112]

約数ペア:

[(1, 205317112), (2, 102658556), (4, 51329278), (7, 29331016), (8, 25664639), (11, 18665192), (13, 15793624), (14, 14665508), (22, 9332596), (26, 7896812), (28, 7332754), (44, 4666298), (52, 3948406), (56, 3666377), (77, 2666456), (88, 2333149), (91, 2256232), (104, 1974203), (143, 1435784), (154, 1333228), (182, 1128116), (286, 717892), (308, 666614), (364, 564058), (572, 358946), (616, 333307), (728, 282029), (1001, 205112), (1144, 179473), (2002, 102556), (4004, 51278), (8008, 25639)]