76968080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137443}}^1$

素因数の和:137463

約数の個数: 40

約数和(自身を含む): 204516672

約数和(自身を除く): 127548592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 137443, 274886, 549772, 687215, 962101, 1099544, 1374430, 1924202, 2199088, 2748860, 3848404, 4810505, 5497720, 7696808, 9621010, 10995440, 15393616, 19242020, 38484040, 76968080]

約数ペア:

[(1, 76968080), (2, 38484040), (4, 19242020), (5, 15393616), (7, 10995440), (8, 9621010), (10, 7696808), (14, 5497720), (16, 4810505), (20, 3848404), (28, 2748860), (35, 2199088), (40, 1924202), (56, 1374430), (70, 1099544), (80, 962101), (112, 687215), (140, 549772), (280, 274886), (560, 137443)]