87497990

素因数分解:

$2^1\times 5^1\times {\mathrm{919}}^1\times {\mathrm{9521}}^1$

素因数の和:10447

約数の個数: 16

約数和(自身を含む): 157684320

約数和(自身を除く): 70186330

約数列:

[1, 2, 5, 10, 919, 1838, 4595, 9190, 9521, 19042, 47605, 95210, 8749799, 17499598, 43748995, 87497990]

約数ペア:

[(1, 87497990), (2, 43748995), (5, 17499598), (10, 8749799), (919, 95210), (1838, 47605), (4595, 19042), (9190, 9521)]