90319520

素因数分解:

$2^5\times 5^1\times {\mathrm{564497}}^1$

素因数の和:564512

約数の個数: 24

約数和(自身を含む): 213380244

約数和(自身を除く): 123060724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 564497, 1128994, 2257988, 2822485, 4515976, 5644970, 9031952, 11289940, 18063904, 22579880, 45159760, 90319520]

約数ペア:

[(1, 90319520), (2, 45159760), (4, 22579880), (5, 18063904), (8, 11289940), (10, 9031952), (16, 5644970), (20, 4515976), (32, 2822485), (40, 2257988), (80, 1128994), (160, 564497)]