81982264

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5927}}^1$

素因数の和:5972

約数の個数: 64

約数和(自身を含む): 199180800

約数和(自身を除く): 117198536

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 988, 1064, 1729, 1976, 3458, 5927, 6916, 11854, 13832, 23708, 41489, 47416, 77051, 82978, 112613, 154102, 165956, 225226, 308204, 331912, 450452, 539357, 616408, 788291, 900904, 1078714, 1463969, 1576582, 2157428, 2927938, 3153164, 4314856, 5855876, 6306328, 10247783, 11711752, 20495566, 40991132, 81982264]

約数ペア:

[(1, 81982264), (2, 40991132), (4, 20495566), (7, 11711752), (8, 10247783), (13, 6306328), (14, 5855876), (19, 4314856), (26, 3153164), (28, 2927938), (38, 2157428), (52, 1576582), (56, 1463969), (76, 1078714), (91, 900904), (104, 788291), (133, 616408), (152, 539357), (182, 450452), (247, 331912), (266, 308204), (364, 225226), (494, 165956), (532, 154102), (728, 112613), (988, 82978), (1064, 77051), (1729, 47416), (1976, 41489), (3458, 23708), (5927, 13832), (6916, 11854)]