79811888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{1087}}^1$

素因数の和:1461

約数の個数: 40

約数和(自身を含む): 167155968

約数和(自身を除く): 87344080

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 353, 706, 1087, 1412, 2174, 2824, 4348, 4589, 5648, 8696, 9178, 14131, 17392, 18356, 28262, 36712, 56524, 73424, 113048, 226096, 383711, 767422, 1534844, 3069688, 4988243, 6139376, 9976486, 19952972, 39905944, 79811888]

約数ペア:

[(1, 79811888), (2, 39905944), (4, 19952972), (8, 9976486), (13, 6139376), (16, 4988243), (26, 3069688), (52, 1534844), (104, 767422), (208, 383711), (353, 226096), (706, 113048), (1087, 73424), (1412, 56524), (2174, 36712), (2824, 28262), (4348, 18356), (4589, 17392), (5648, 14131), (8696, 9178)]