87083560

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{16619}}^1$

素因数の和:16761

約数の個数: 32

約数和(自身を含む): 197445600

約数和(自身を除く): 110362040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 16619, 33238, 66476, 83095, 132952, 166190, 332380, 664760, 2177089, 4354178, 8708356, 10885445, 17416712, 21770890, 43541780, 87083560]

約数ペア:

[(1, 87083560), (2, 43541780), (4, 21770890), (5, 17416712), (8, 10885445), (10, 8708356), (20, 4354178), (40, 2177089), (131, 664760), (262, 332380), (524, 166190), (655, 132952), (1048, 83095), (1310, 66476), (2620, 33238), (5240, 16619)]