68757208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{4211}}^1$

素因数の和:4387

約数の個数: 32

約数和(自身を含む): 139754160

約数和(自身を除く): 70996952

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 157, 314, 628, 1256, 2041, 4082, 4211, 8164, 8422, 16328, 16844, 33688, 54743, 109486, 218972, 437944, 661127, 1322254, 2644508, 5289016, 8594651, 17189302, 34378604, 68757208]

約数ペア:

[(1, 68757208), (2, 34378604), (4, 17189302), (8, 8594651), (13, 5289016), (26, 2644508), (52, 1322254), (104, 661127), (157, 437944), (314, 218972), (628, 109486), (1256, 54743), (2041, 33688), (4082, 16844), (4211, 16328), (8164, 8422)]