685062809710

素因数分解:

$2^1\times 5^1\times {\mathrm{216401}}^1\times {\mathrm{316571}}^1$

素因数の和:532979

約数の個数: 16

約数和(自身を含む): 1233122650992

約数和(自身を除く): 548059841282

約数列:

[1, 2, 5, 10, 216401, 316571, 432802, 633142, 1082005, 1582855, 2164010, 3165710, 68506280971, 137012561942, 342531404855, 685062809710]

約数ペア:

[(1, 685062809710), (2, 342531404855), (5, 137012561942), (10, 68506280971), (216401, 3165710), (316571, 2164010), (432802, 1582855), (633142, 1082005)]