80081910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20693}}^1$

素因数の和:20749

約数の個数: 48

約数和(自身を含む): 213065424

約数和(自身を除く): 132983514

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 20693, 41386, 62079, 103465, 124158, 186237, 206930, 310395, 372474, 620790, 889799, 931185, 1779598, 1862370, 2669397, 4448995, 5338794, 8008191, 8897990, 13346985, 16016382, 26693970, 40040955, 80081910]

約数ペア:

[(1, 80081910), (2, 40040955), (3, 26693970), (5, 16016382), (6, 13346985), (9, 8897990), (10, 8008191), (15, 5338794), (18, 4448995), (30, 2669397), (43, 1862370), (45, 1779598), (86, 931185), (90, 889799), (129, 620790), (215, 372474), (258, 310395), (387, 206930), (430, 186237), (645, 124158), (774, 103465), (1290, 62079), (1935, 41386), (3870, 20693)]