205128767860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3622903}}^1$

素因数の和:3623080

約数の個数: 48

約数和(自身を含む): 456485904000

約数和(自身を除く): 251357136140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 149, 190, 298, 380, 596, 745, 1490, 2831, 2980, 5662, 11324, 14155, 28310, 56620, 3622903, 7245806, 14491612, 18114515, 36229030, 68835157, 72458060, 137670314, 275340628, 344175785, 539812547, 688351570, 1079625094, 1376703140, 2159250188, 2699062735, 5398125470, 10256438393, 10796250940, 20512876786, 41025753572, 51282191965, 102564383930, 205128767860]

約数ペア:

[(1, 205128767860), (2, 102564383930), (4, 51282191965), (5, 41025753572), (10, 20512876786), (19, 10796250940), (20, 10256438393), (38, 5398125470), (76, 2699062735), (95, 2159250188), (149, 1376703140), (190, 1079625094), (298, 688351570), (380, 539812547), (596, 344175785), (745, 275340628), (1490, 137670314), (2831, 72458060), (2980, 68835157), (5662, 36229030), (11324, 18114515), (14155, 14491612), (28310, 7245806), (56620, 3622903)]