203445309310

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{31640017}}^1$

素因数の和:31640667

約数の個数: 16

約数和(自身を含む): 366771088656

約数和(自身を除く): 163325779346

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 31640017, 63280034, 158200085, 316400170, 20344530931, 40689061862, 101722654655, 203445309310]

約数ペア:

[(1, 203445309310), (2, 101722654655), (5, 40689061862), (10, 20344530931), (643, 316400170), (1286, 158200085), (3215, 63280034), (6430, 31640017)]