66010040

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{3361}}^1$

素因数の和:3863

約数の個数: 32

約数和(自身を含む): 148869360

約数和(自身を除く): 82859320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 3361, 3928, 4910, 6722, 9820, 13444, 16805, 19640, 26888, 33610, 67220, 134440, 1650251, 3300502, 6601004, 8251255, 13202008, 16502510, 33005020, 66010040]

約数ペア:

[(1, 66010040), (2, 33005020), (4, 16502510), (5, 13202008), (8, 8251255), (10, 6601004), (20, 3300502), (40, 1650251), (491, 134440), (982, 67220), (1964, 33610), (2455, 26888), (3361, 19640), (3928, 16805), (4910, 13444), (6722, 9820)]