78562960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2647}}^1$

素因数の和:2720

約数の個数: 80

約数和(自身を含む): 212772096

約数和(自身を除く): 134209136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1484, 1855, 2120, 2647, 2968, 3710, 4240, 5294, 5936, 7420, 10588, 13235, 14840, 18529, 21176, 26470, 29680, 37058, 42352, 52940, 74116, 92645, 105880, 140291, 148232, 185290, 211760, 280582, 296464, 370580, 561164, 701455, 741160, 982037, 1122328, 1402910, 1482320, 1964074, 2244656, 2805820, 3928148, 4910185, 5611640, 7856296, 9820370, 11223280, 15712592, 19640740, 39281480, 78562960]

約数ペア:

[(1, 78562960), (2, 39281480), (4, 19640740), (5, 15712592), (7, 11223280), (8, 9820370), (10, 7856296), (14, 5611640), (16, 4910185), (20, 3928148), (28, 2805820), (35, 2244656), (40, 1964074), (53, 1482320), (56, 1402910), (70, 1122328), (80, 982037), (106, 741160), (112, 701455), (140, 561164), (212, 370580), (265, 296464), (280, 280582), (371, 211760), (424, 185290), (530, 148232), (560, 140291), (742, 105880), (848, 92645), (1060, 74116), (1484, 52940), (1855, 42352), (2120, 37058), (2647, 29680), (2968, 26470), (3710, 21176), (4240, 18529), (5294, 14840), (5936, 13235), (7420, 10588)]