204027605

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 265680000

約数和(自身を除く): 61652395

約数列:

[1, 5, 19, 59, 89, 95, 295, 409, 445, 1121, 1691, 2045, 5251, 5605, 7771, 8455, 24131, 26255, 36401, 38855, 99769, 120655, 182005, 458489, 498845, 691619, 2147659, 2292445, 3458095, 10738295, 40805521, 204027605]

約数ペア:

[(1, 204027605), (5, 40805521), (19, 10738295), (59, 3458095), (89, 2292445), (95, 2147659), (295, 691619), (409, 498845), (445, 458489), (1121, 182005), (1691, 120655), (2045, 99769), (5251, 38855), (5605, 36401), (7771, 26255), (8455, 24131)]