87613520

素因数分解:

$2^4\times 5^1\times {\mathrm{1095169}}^1$

素因数の和:1095182

約数の個数: 20

約数和(自身を含む): 203701620

約数和(自身を除く): 116088100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1095169, 2190338, 4380676, 5475845, 8761352, 10951690, 17522704, 21903380, 43806760, 87613520]

約数ペア:

[(1, 87613520), (2, 43806760), (4, 21903380), (5, 17522704), (8, 10951690), (10, 8761352), (16, 5475845), (20, 4380676), (40, 2190338), (80, 1095169)]