90987690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{857}}^1\times {\mathrm{3539}}^1$

素因数の和:4406

約数の個数: 32

約数和(自身を含む): 218687040

約数和(自身を除く): 127699350

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 857, 1714, 2571, 3539, 4285, 5142, 7078, 8570, 10617, 12855, 17695, 21234, 25710, 35390, 53085, 106170, 3032923, 6065846, 9098769, 15164615, 18197538, 30329230, 45493845, 90987690]

約数ペア:

[(1, 90987690), (2, 45493845), (3, 30329230), (5, 18197538), (6, 15164615), (10, 9098769), (15, 6065846), (30, 3032923), (857, 106170), (1714, 53085), (2571, 35390), (3539, 25710), (4285, 21234), (5142, 17695), (7078, 12855), (8570, 10617)]