31030550

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{8741}}^1$

素因数の和:8824

約数の個数: 24

約数和(自身を含む): 58536432

約数和(自身を除く): 27505882

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 8741, 17482, 43705, 87410, 218525, 437050, 620611, 1241222, 3103055, 6206110, 15515275, 31030550]

約数ペア:

[(1, 31030550), (2, 15515275), (5, 6206110), (10, 3103055), (25, 1241222), (50, 620611), (71, 437050), (142, 218525), (355, 87410), (710, 43705), (1775, 17482), (3550, 8741)]