203035145

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 261840384

約数和(自身を除く): 58805239

約数列:

[1, 5, 23, 61, 103, 115, 281, 305, 515, 1403, 1405, 2369, 6283, 6463, 7015, 11845, 17141, 28943, 31415, 32315, 85705, 144509, 144715, 394243, 665689, 722545, 1765523, 1971215, 3328445, 8827615, 40607029, 203035145]

約数ペア:

[(1, 203035145), (5, 40607029), (23, 8827615), (61, 3328445), (103, 1971215), (115, 1765523), (281, 722545), (305, 665689), (515, 394243), (1403, 144715), (1405, 144509), (2369, 85705), (6283, 32315), (6463, 31415), (7015, 28943), (11845, 17141)]