61412720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:402

約数の個数: 80

約数和(自身を含む): 149722560

約数和(自身を除く): 88309840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 103, 116, 145, 206, 232, 257, 290, 412, 464, 514, 515, 580, 824, 1028, 1030, 1160, 1285, 1648, 2056, 2060, 2320, 2570, 2987, 4112, 4120, 5140, 5974, 7453, 8240, 10280, 11948, 14906, 14935, 20560, 23896, 26471, 29812, 29870, 37265, 47792, 52942, 59624, 59740, 74530, 105884, 119248, 119480, 132355, 149060, 211768, 238960, 264710, 298120, 423536, 529420, 596240, 767659, 1058840, 1535318, 2117680, 3070636, 3838295, 6141272, 7676590, 12282544, 15353180, 30706360, 61412720]

約数ペア:

[(1, 61412720), (2, 30706360), (4, 15353180), (5, 12282544), (8, 7676590), (10, 6141272), (16, 3838295), (20, 3070636), (29, 2117680), (40, 1535318), (58, 1058840), (80, 767659), (103, 596240), (116, 529420), (145, 423536), (206, 298120), (232, 264710), (257, 238960), (290, 211768), (412, 149060), (464, 132355), (514, 119480), (515, 119248), (580, 105884), (824, 74530), (1028, 59740), (1030, 59624), (1160, 52942), (1285, 47792), (1648, 37265), (2056, 29870), (2060, 29812), (2320, 26471), (2570, 23896), (2987, 20560), (4112, 14935), (4120, 14906), (5140, 11948), (5974, 10280), (7453, 8240)]