81733716

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{991}}^1$

素因数の和:1109

約数の個数: 72

約数和(自身を含む): 216652800

約数和(自身を除く): 134919084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 79, 87, 116, 158, 174, 237, 261, 316, 348, 474, 522, 711, 948, 991, 1044, 1422, 1982, 2291, 2844, 2973, 3964, 4582, 5946, 6873, 8919, 9164, 11892, 13746, 17838, 20619, 27492, 28739, 35676, 41238, 57478, 78289, 82476, 86217, 114956, 156578, 172434, 234867, 258651, 313156, 344868, 469734, 517302, 704601, 939468, 1034604, 1409202, 2270381, 2818404, 4540762, 6811143, 9081524, 13622286, 20433429, 27244572, 40866858, 81733716]

約数ペア:

[(1, 81733716), (2, 40866858), (3, 27244572), (4, 20433429), (6, 13622286), (9, 9081524), (12, 6811143), (18, 4540762), (29, 2818404), (36, 2270381), (58, 1409202), (79, 1034604), (87, 939468), (116, 704601), (158, 517302), (174, 469734), (237, 344868), (261, 313156), (316, 258651), (348, 234867), (474, 172434), (522, 156578), (711, 114956), (948, 86217), (991, 82476), (1044, 78289), (1422, 57478), (1982, 41238), (2291, 35676), (2844, 28739), (2973, 27492), (3964, 20619), (4582, 17838), (5946, 13746), (6873, 11892), (8919, 9164)]