81324712

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 190836000

約数和(自身を除く): 109511288

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 61, 76, 98, 122, 133, 152, 179, 196, 244, 266, 358, 392, 427, 488, 532, 716, 854, 931, 1064, 1159, 1253, 1432, 1708, 1862, 2318, 2506, 2989, 3401, 3416, 3724, 4636, 5012, 5978, 6802, 7448, 8113, 8771, 9272, 10024, 10919, 11956, 13604, 16226, 17542, 21838, 23807, 23912, 27208, 32452, 35084, 43676, 47614, 56791, 64904, 70168, 76433, 87352, 95228, 113582, 152866, 166649, 190456, 207461, 227164, 305732, 333298, 414922, 454328, 535031, 611464, 666596, 829844, 1070062, 1333192, 1452227, 1659688, 2140124, 2904454, 4280248, 5808908, 10165589, 11617816, 20331178, 40662356, 81324712]

約数ペア:

[(1, 81324712), (2, 40662356), (4, 20331178), (7, 11617816), (8, 10165589), (14, 5808908), (19, 4280248), (28, 2904454), (38, 2140124), (49, 1659688), (56, 1452227), (61, 1333192), (76, 1070062), (98, 829844), (122, 666596), (133, 611464), (152, 535031), (179, 454328), (196, 414922), (244, 333298), (266, 305732), (358, 227164), (392, 207461), (427, 190456), (488, 166649), (532, 152866), (716, 113582), (854, 95228), (931, 87352), (1064, 76433), (1159, 70168), (1253, 64904), (1432, 56791), (1708, 47614), (1862, 43676), (2318, 35084), (2506, 32452), (2989, 27208), (3401, 23912), (3416, 23807), (3724, 21838), (4636, 17542), (5012, 16226), (5978, 13604), (6802, 11956), (7448, 10919), (8113, 10024), (8771, 9272)]