78189704

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{569}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 149283000

約数和(自身を除く): 71093296

約数列:

[1, 2, 4, 8, 89, 178, 193, 356, 386, 569, 712, 772, 1138, 1544, 2276, 4552, 17177, 34354, 50641, 68708, 101282, 109817, 137416, 202564, 219634, 405128, 439268, 878536, 9773713, 19547426, 39094852, 78189704]

約数ペア:

[(1, 78189704), (2, 39094852), (4, 19547426), (8, 9773713), (89, 878536), (178, 439268), (193, 405128), (356, 219634), (386, 202564), (569, 137416), (712, 109817), (772, 101282), (1138, 68708), (1544, 50641), (2276, 34354), (4552, 17177)]