97802990

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109891}}^1$

素因数の和:109987

約数の個数: 16

約数和(自身を含む): 178025040

約数和(自身を除く): 80222050

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 109891, 219782, 549455, 1098910, 9780299, 19560598, 48901495, 97802990]

約数ペア:

[(1, 97802990), (2, 48901495), (5, 19560598), (10, 9780299), (89, 1098910), (178, 549455), (445, 219782), (890, 109891)]