80321360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7549}}^1$

素因数の和:7588

約数の個数: 80

約数和(自身を含む): 224688000

約数和(自身を除く): 144366640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 7549, 10640, 15098, 30196, 37745, 52843, 60392, 75490, 105686, 120784, 143431, 150980, 211372, 264215, 286862, 301960, 422744, 528430, 573724, 603920, 717155, 845488, 1004017, 1056860, 1147448, 1434310, 2008034, 2113720, 2294896, 2868620, 4016068, 4227440, 5020085, 5737240, 8032136, 10040170, 11474480, 16064272, 20080340, 40160680, 80321360]

約数ペア:

[(1, 80321360), (2, 40160680), (4, 20080340), (5, 16064272), (7, 11474480), (8, 10040170), (10, 8032136), (14, 5737240), (16, 5020085), (19, 4227440), (20, 4016068), (28, 2868620), (35, 2294896), (38, 2113720), (40, 2008034), (56, 1434310), (70, 1147448), (76, 1056860), (80, 1004017), (95, 845488), (112, 717155), (133, 603920), (140, 573724), (152, 528430), (190, 422744), (266, 301960), (280, 286862), (304, 264215), (380, 211372), (532, 150980), (560, 143431), (665, 120784), (760, 105686), (1064, 75490), (1330, 60392), (1520, 52843), (2128, 37745), (2660, 30196), (5320, 15098), (7549, 10640)]