161611850

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{68771}}^1$

素因数の和:68830

約数の個数: 24

約数和(自身を含む): 306998208

約数和(自身を除く): 145386358

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 235, 470, 1175, 2350, 68771, 137542, 343855, 687710, 1719275, 3232237, 3438550, 6464474, 16161185, 32322370, 80805925, 161611850]

約数ペア:

[(1, 161611850), (2, 80805925), (5, 32322370), (10, 16161185), (25, 6464474), (47, 3438550), (50, 3232237), (94, 1719275), (235, 687710), (470, 343855), (1175, 137542), (2350, 68771)]