87985010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{1489}}^1$

素因数の和:1826

約数の個数: 32

約数和(自身を含む): 167356800

約数和(自身を除く): 79371790

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 311, 622, 1489, 1555, 2978, 3110, 5909, 7445, 11818, 14890, 28291, 29545, 56582, 59090, 141455, 282910, 463079, 926158, 2315395, 4630790, 8798501, 17597002, 43992505, 87985010]

約数ペア:

[(1, 87985010), (2, 43992505), (5, 17597002), (10, 8798501), (19, 4630790), (38, 2315395), (95, 926158), (190, 463079), (311, 282910), (622, 141455), (1489, 59090), (1555, 56582), (2978, 29545), (3110, 28291), (5909, 14890), (7445, 11818)]