81115716

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:553

約数の個数: 96

約数和(自身を含む): 218566656

約数和(自身を除く): 137450940

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 43, 44, 62, 66, 86, 93, 124, 129, 132, 172, 186, 258, 341, 372, 461, 473, 516, 682, 922, 946, 1023, 1333, 1364, 1383, 1419, 1844, 1892, 2046, 2666, 2766, 2838, 3999, 4092, 5071, 5332, 5532, 5676, 7998, 10142, 14291, 14663, 15213, 15996, 19823, 20284, 28582, 29326, 30426, 39646, 42873, 43989, 57164, 58652, 59469, 60852, 79292, 85746, 87978, 118938, 157201, 171492, 175956, 218053, 237876, 314402, 436106, 471603, 614513, 628804, 654159, 872212, 943206, 1229026, 1308318, 1843539, 1886412, 2458052, 2616636, 3687078, 6759643, 7374156, 13519286, 20278929, 27038572, 40557858, 81115716]

約数ペア:

[(1, 81115716), (2, 40557858), (3, 27038572), (4, 20278929), (6, 13519286), (11, 7374156), (12, 6759643), (22, 3687078), (31, 2616636), (33, 2458052), (43, 1886412), (44, 1843539), (62, 1308318), (66, 1229026), (86, 943206), (93, 872212), (124, 654159), (129, 628804), (132, 614513), (172, 471603), (186, 436106), (258, 314402), (341, 237876), (372, 218053), (461, 175956), (473, 171492), (516, 157201), (682, 118938), (922, 87978), (946, 85746), (1023, 79292), (1333, 60852), (1364, 59469), (1383, 58652), (1419, 57164), (1844, 43989), (1892, 42873), (2046, 39646), (2666, 30426), (2766, 29326), (2838, 28582), (3999, 20284), (4092, 19823), (5071, 15996), (5332, 15213), (5532, 14663), (5676, 14291), (7998, 10142)]