78345664

素因数分解:

$2^6\times {\mathrm{19}}^2\times {\mathrm{3391}}^1$

素因数の和:3441

約数の個数: 42

約数和(自身を含む): 164128704

約数和(自身を除く): 85783040

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 361, 608, 722, 1216, 1444, 2888, 3391, 5776, 6782, 11552, 13564, 23104, 27128, 54256, 64429, 108512, 128858, 217024, 257716, 515432, 1030864, 1224151, 2061728, 2448302, 4123456, 4896604, 9793208, 19586416, 39172832, 78345664]

約数ペア:

[(1, 78345664), (2, 39172832), (4, 19586416), (8, 9793208), (16, 4896604), (19, 4123456), (32, 2448302), (38, 2061728), (64, 1224151), (76, 1030864), (152, 515432), (304, 257716), (361, 217024), (608, 128858), (722, 108512), (1216, 64429), (1444, 54256), (2888, 27128), (3391, 23104), (5776, 13564), (6782, 11552)]