90018190

素因数分解:

$2^1\times 5^1\times {\mathrm{1663}}^1\times {\mathrm{5413}}^1$

素因数の和:7083

約数の個数: 16

約数和(自身を含む): 162160128

約数和(自身を除く): 72141938

約数列:

[1, 2, 5, 10, 1663, 3326, 5413, 8315, 10826, 16630, 27065, 54130, 9001819, 18003638, 45009095, 90018190]

約数ペア:

[(1, 90018190), (2, 45009095), (5, 18003638), (10, 9001819), (1663, 54130), (3326, 27065), (5413, 16630), (8315, 10826)]