76543408

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:545

約数の個数: 40

約数和(自身を含む): 151101440

約数和(自身を除く): 74558032

約数列:

[1, 2, 4, 8, 16, 127, 139, 254, 271, 278, 508, 542, 556, 1016, 1084, 1112, 2032, 2168, 2224, 4336, 17653, 34417, 35306, 37669, 68834, 70612, 75338, 137668, 141224, 150676, 275336, 282448, 301352, 550672, 602704, 4783963, 9567926, 19135852, 38271704, 76543408]

約数ペア:

[(1, 76543408), (2, 38271704), (4, 19135852), (8, 9567926), (16, 4783963), (127, 602704), (139, 550672), (254, 301352), (271, 282448), (278, 275336), (508, 150676), (542, 141224), (556, 137668), (1016, 75338), (1084, 70612), (1112, 68834), (2032, 37669), (2168, 35306), (2224, 34417), (4336, 17653)]