80469688

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{1123}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 166610520

約数和(自身を除く): 86140832

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 169, 212, 338, 424, 676, 689, 1123, 1352, 1378, 2246, 2756, 4492, 5512, 8957, 8984, 14599, 17914, 29198, 35828, 58396, 59519, 71656, 116792, 119038, 189787, 238076, 379574, 476152, 759148, 773747, 1518296, 1547494, 3094988, 6189976, 10058711, 20117422, 40234844, 80469688]

約数ペア:

[(1, 80469688), (2, 40234844), (4, 20117422), (8, 10058711), (13, 6189976), (26, 3094988), (52, 1547494), (53, 1518296), (104, 773747), (106, 759148), (169, 476152), (212, 379574), (338, 238076), (424, 189787), (676, 119038), (689, 116792), (1123, 71656), (1352, 59519), (1378, 58396), (2246, 35828), (2756, 29198), (4492, 17914), (5512, 14599), (8957, 8984)]