79955120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2131}}^1$

素因数の和:2218

約数の個数: 80

約数和(自身を含む): 215724288

約数和(自身を除く): 135769168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 67, 70, 80, 112, 134, 140, 268, 280, 335, 469, 536, 560, 670, 938, 1072, 1340, 1876, 2131, 2345, 2680, 3752, 4262, 4690, 5360, 7504, 8524, 9380, 10655, 14917, 17048, 18760, 21310, 29834, 34096, 37520, 42620, 59668, 74585, 85240, 119336, 142777, 149170, 170480, 238672, 285554, 298340, 571108, 596680, 713885, 999439, 1142216, 1193360, 1427770, 1998878, 2284432, 2855540, 3997756, 4997195, 5711080, 7995512, 9994390, 11422160, 15991024, 19988780, 39977560, 79955120]

約数ペア:

[(1, 79955120), (2, 39977560), (4, 19988780), (5, 15991024), (7, 11422160), (8, 9994390), (10, 7995512), (14, 5711080), (16, 4997195), (20, 3997756), (28, 2855540), (35, 2284432), (40, 1998878), (56, 1427770), (67, 1193360), (70, 1142216), (80, 999439), (112, 713885), (134, 596680), (140, 571108), (268, 298340), (280, 285554), (335, 238672), (469, 170480), (536, 149170), (560, 142777), (670, 119336), (938, 85240), (1072, 74585), (1340, 59668), (1876, 42620), (2131, 37520), (2345, 34096), (2680, 29834), (3752, 21310), (4262, 18760), (4690, 17048), (5360, 14917), (7504, 10655), (8524, 9380)]