82488820

素因数分解:

$2^2\times 5^1\times {\mathrm{1613}}^1\times {\mathrm{2557}}^1$

素因数の和:4179

約数の個数: 24

約数和(自身を含む): 173401704

約数和(自身を除く): 90912884

約数列:

[1, 2, 4, 5, 10, 20, 1613, 2557, 3226, 5114, 6452, 8065, 10228, 12785, 16130, 25570, 32260, 51140, 4124441, 8248882, 16497764, 20622205, 41244410, 82488820]

約数ペア:

[(1, 82488820), (2, 41244410), (4, 20622205), (5, 16497764), (10, 8248882), (20, 4124441), (1613, 51140), (2557, 32260), (3226, 25570), (5114, 16130), (6452, 12785), (8065, 10228)]