81006816

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1871}}^1$

素因数の和:1936

約数の個数: 96

約数和(自身を含む): 237758976

約数和(自身を除く): 156752160

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 41, 44, 48, 66, 82, 88, 96, 123, 132, 164, 176, 246, 264, 328, 352, 451, 492, 528, 656, 902, 984, 1056, 1312, 1353, 1804, 1871, 1968, 2706, 3608, 3742, 3936, 5412, 5613, 7216, 7484, 10824, 11226, 14432, 14968, 20581, 21648, 22452, 29936, 41162, 43296, 44904, 59872, 61743, 76711, 82324, 89808, 123486, 153422, 164648, 179616, 230133, 246972, 306844, 329296, 460266, 493944, 613688, 658592, 843821, 920532, 987888, 1227376, 1687642, 1841064, 1975776, 2454752, 2531463, 3375284, 3682128, 5062926, 6750568, 7364256, 10125852, 13501136, 20251704, 27002272, 40503408, 81006816]

約数ペア:

[(1, 81006816), (2, 40503408), (3, 27002272), (4, 20251704), (6, 13501136), (8, 10125852), (11, 7364256), (12, 6750568), (16, 5062926), (22, 3682128), (24, 3375284), (32, 2531463), (33, 2454752), (41, 1975776), (44, 1841064), (48, 1687642), (66, 1227376), (82, 987888), (88, 920532), (96, 843821), (123, 658592), (132, 613688), (164, 493944), (176, 460266), (246, 329296), (264, 306844), (328, 246972), (352, 230133), (451, 179616), (492, 164648), (528, 153422), (656, 123486), (902, 89808), (984, 82324), (1056, 76711), (1312, 61743), (1353, 59872), (1804, 44904), (1871, 43296), (1968, 41162), (2706, 29936), (3608, 22452), (3742, 21648), (3936, 20581), (5412, 14968), (5613, 14432), (7216, 11226), (7484, 10824)]