85086940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{233}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 195184080

約数和(自身を除く): 110097140

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 233, 310, 380, 466, 589, 620, 932, 961, 1165, 1178, 1922, 2330, 2356, 2945, 3844, 4427, 4660, 4805, 5890, 7223, 8854, 9610, 11780, 14446, 17708, 18259, 19220, 22135, 28892, 36115, 36518, 44270, 72230, 73036, 88540, 91295, 137237, 144460, 182590, 223913, 274474, 365180, 447826, 548948, 686185, 895652, 1119565, 1372370, 2239130, 2744740, 4254347, 4478260, 8508694, 17017388, 21271735, 42543470, 85086940]

約数ペア:

[(1, 85086940), (2, 42543470), (4, 21271735), (5, 17017388), (10, 8508694), (19, 4478260), (20, 4254347), (31, 2744740), (38, 2239130), (62, 1372370), (76, 1119565), (95, 895652), (124, 686185), (155, 548948), (190, 447826), (233, 365180), (310, 274474), (380, 223913), (466, 182590), (589, 144460), (620, 137237), (932, 91295), (961, 88540), (1165, 73036), (1178, 72230), (1922, 44270), (2330, 36518), (2356, 36115), (2945, 28892), (3844, 22135), (4427, 19220), (4660, 18259), (4805, 17708), (5890, 14446), (7223, 11780), (8854, 9610)]