86347280

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{5651}}^1$

素因数の和:5855

約数の個数: 40

約数和(自身を含む): 201844224

約数和(自身を除く): 115496944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1528, 1910, 3056, 3820, 5651, 7640, 11302, 15280, 22604, 28255, 45208, 56510, 90416, 113020, 226040, 452080, 1079341, 2158682, 4317364, 5396705, 8634728, 10793410, 17269456, 21586820, 43173640, 86347280]

約数ペア:

[(1, 86347280), (2, 43173640), (4, 21586820), (5, 17269456), (8, 10793410), (10, 8634728), (16, 5396705), (20, 4317364), (40, 2158682), (80, 1079341), (191, 452080), (382, 226040), (764, 113020), (955, 90416), (1528, 56510), (1910, 45208), (3056, 28255), (3820, 22604), (5651, 15280), (7640, 11302)]