77928410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{4019}}^1$

素因数の和:4310

約数の個数: 32

約数和(自身を含む): 160928640

約数和(自身を除く): 83000230

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 277, 554, 1385, 1939, 2770, 3878, 4019, 8038, 9695, 19390, 20095, 28133, 40190, 56266, 140665, 281330, 1113263, 2226526, 5566315, 7792841, 11132630, 15585682, 38964205, 77928410]

約数ペア:

[(1, 77928410), (2, 38964205), (5, 15585682), (7, 11132630), (10, 7792841), (14, 5566315), (35, 2226526), (70, 1113263), (277, 281330), (554, 140665), (1385, 56266), (1939, 40190), (2770, 28133), (3878, 20095), (4019, 19390), (8038, 9695)]