78240712

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{18917}}^1$

素因数の和:18981

約数の個数: 32

約数和(自身を含む): 163451520

約数和(自身を除く): 85210808

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 18917, 37834, 75668, 151336, 208087, 416174, 832348, 889099, 1664696, 1778198, 3556396, 7112792, 9780089, 19560178, 39120356, 78240712]

約数ペア:

[(1, 78240712), (2, 39120356), (4, 19560178), (8, 9780089), (11, 7112792), (22, 3556396), (44, 1778198), (47, 1664696), (88, 889099), (94, 832348), (188, 416174), (376, 208087), (517, 151336), (1034, 75668), (2068, 37834), (4136, 18917)]