205840415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{673}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 277191936

約数和(自身を除く): 71351521

約数列:

[1, 5, 11, 55, 67, 83, 335, 415, 673, 737, 913, 3365, 3685, 4565, 5561, 7403, 27805, 37015, 45091, 55859, 61171, 225455, 279295, 305855, 496001, 614449, 2480005, 3072245, 3742553, 18712765, 41168083, 205840415]

約数ペア:

[(1, 205840415), (5, 41168083), (11, 18712765), (55, 3742553), (67, 3072245), (83, 2480005), (335, 614449), (415, 496001), (673, 305855), (737, 279295), (913, 225455), (3365, 61171), (3685, 55859), (4565, 45091), (5561, 37015), (7403, 27805)]