919442900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{129499}}^1$

素因数の和:129584

約数の個数: 36

約数和(自身を含む): 2023308000

約数和(自身を除く): 1103865100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550, 7100, 129499, 258998, 517996, 647495, 1294990, 2589980, 3237475, 6474950, 9194429, 12949900, 18388858, 36777716, 45972145, 91944290, 183888580, 229860725, 459721450, 919442900]

約数ペア:

[(1, 919442900), (2, 459721450), (4, 229860725), (5, 183888580), (10, 91944290), (20, 45972145), (25, 36777716), (50, 18388858), (71, 12949900), (100, 9194429), (142, 6474950), (284, 3237475), (355, 2589980), (710, 1294990), (1420, 647495), (1775, 517996), (3550, 258998), (7100, 129499)]