81310548

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{1931}}^1$

素因数の和:1989

約数の個数: 72

約数和(自身を含む): 215843040

約数和(自身を除く): 134532492

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 44, 58, 66, 87, 116, 121, 132, 174, 242, 319, 348, 363, 484, 638, 726, 957, 1276, 1452, 1914, 1931, 3509, 3828, 3862, 5793, 7018, 7724, 10527, 11586, 14036, 21054, 21241, 23172, 42108, 42482, 55999, 63723, 84964, 111998, 127446, 167997, 223996, 233651, 254892, 335994, 467302, 615989, 671988, 700953, 934604, 1231978, 1401906, 1847967, 2463956, 2803812, 3695934, 6775879, 7391868, 13551758, 20327637, 27103516, 40655274, 81310548]

約数ペア:

[(1, 81310548), (2, 40655274), (3, 27103516), (4, 20327637), (6, 13551758), (11, 7391868), (12, 6775879), (22, 3695934), (29, 2803812), (33, 2463956), (44, 1847967), (58, 1401906), (66, 1231978), (87, 934604), (116, 700953), (121, 671988), (132, 615989), (174, 467302), (242, 335994), (319, 254892), (348, 233651), (363, 223996), (484, 167997), (638, 127446), (726, 111998), (957, 84964), (1276, 63723), (1452, 55999), (1914, 42482), (1931, 42108), (3509, 23172), (3828, 21241), (3862, 21054), (5793, 14036), (7018, 11586), (7724, 10527)]