668801510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{21347}}^1$

素因数の和:21608

約数の個数: 32

約数和(自身を含む): 1301886432

約数和(自身を除く): 633084922

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 241, 482, 1205, 2410, 3133, 6266, 15665, 21347, 31330, 42694, 106735, 213470, 277511, 555022, 1387555, 2775110, 5144627, 10289254, 25723135, 51446270, 66880151, 133760302, 334400755, 668801510]

約数ペア:

[(1, 668801510), (2, 334400755), (5, 133760302), (10, 66880151), (13, 51446270), (26, 25723135), (65, 10289254), (130, 5144627), (241, 2775110), (482, 1387555), (1205, 555022), (2410, 277511), (3133, 213470), (6266, 106735), (15665, 42694), (21347, 31330)]