163945493648

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1\times {\mathrm{11329}}^1$

素因数の和:11800

約数の個数: 80

約数和(自身を含む): 337517980800

約数和(自身を除く): 173572487152

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 181, 263, 304, 362, 526, 724, 1052, 1448, 2104, 2896, 3439, 4208, 4997, 6878, 9994, 11329, 13756, 19988, 22658, 27512, 39976, 45316, 47603, 55024, 79952, 90632, 95206, 181264, 190412, 215251, 380824, 430502, 761648, 861004, 904457, 1722008, 1808914, 2050549, 2979527, 3444016, 3617828, 4101098, 5959054, 7235656, 8202196, 11918108, 14471312, 16404392, 23836216, 32808784, 38960431, 47672432, 56611013, 77920862, 113222026, 155841724, 226444052, 311683448, 452888104, 539294387, 623366896, 905776208, 1078588774, 2157177548, 4314355096, 8628710192, 10246593353, 20493186706, 40986373412, 81972746824, 163945493648]

約数ペア:

[(1, 163945493648), (2, 81972746824), (4, 40986373412), (8, 20493186706), (16, 10246593353), (19, 8628710192), (38, 4314355096), (76, 2157177548), (152, 1078588774), (181, 905776208), (263, 623366896), (304, 539294387), (362, 452888104), (526, 311683448), (724, 226444052), (1052, 155841724), (1448, 113222026), (2104, 77920862), (2896, 56611013), (3439, 47672432), (4208, 38960431), (4997, 32808784), (6878, 23836216), (9994, 16404392), (11329, 14471312), (13756, 11918108), (19988, 8202196), (22658, 7235656), (27512, 5959054), (39976, 4101098), (45316, 3617828), (47603, 3444016), (55024, 2979527), (79952, 2050549), (90632, 1808914), (95206, 1722008), (181264, 904457), (190412, 861004), (215251, 761648), (380824, 430502)]