65234840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{857}}^1$

素因数の和:1052

約数の個数: 64

約数和(自身を含む): 161235360

約数和(自身を除く): 96000520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 173, 220, 346, 440, 692, 857, 865, 1384, 1714, 1730, 1903, 3428, 3460, 3806, 4285, 6856, 6920, 7612, 8570, 9427, 9515, 15224, 17140, 18854, 19030, 34280, 37708, 38060, 47135, 75416, 76120, 94270, 148261, 188540, 296522, 377080, 593044, 741305, 1186088, 1482610, 1630871, 2965220, 3261742, 5930440, 6523484, 8154355, 13046968, 16308710, 32617420, 65234840]

約数ペア:

[(1, 65234840), (2, 32617420), (4, 16308710), (5, 13046968), (8, 8154355), (10, 6523484), (11, 5930440), (20, 3261742), (22, 2965220), (40, 1630871), (44, 1482610), (55, 1186088), (88, 741305), (110, 593044), (173, 377080), (220, 296522), (346, 188540), (440, 148261), (692, 94270), (857, 76120), (865, 75416), (1384, 47135), (1714, 38060), (1730, 37708), (1903, 34280), (3428, 19030), (3460, 18854), (3806, 17140), (4285, 15224), (6856, 9515), (6920, 9427), (7612, 8570)]