85781390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{451481}}^1$

素因数の和:451507

約数の個数: 16

約数和(自身を含む): 162533520

約数和(自身を除く): 76752130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 451481, 902962, 2257405, 4514810, 8578139, 17156278, 42890695, 85781390]

約数ペア:

[(1, 85781390), (2, 42890695), (5, 17156278), (10, 8578139), (19, 4514810), (38, 2257405), (95, 902962), (190, 451481)]