203530990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53987}}^1$

素因数の和:54036

約数の個数: 32

約数和(自身を含む): 408149280

約数和(自身を除く): 204618290

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 53987, 107974, 269935, 539870, 701831, 1403662, 1565623, 3131246, 3509155, 7018310, 7828115, 15656230, 20353099, 40706198, 101765495, 203530990]

約数ペア:

[(1, 203530990), (2, 101765495), (5, 40706198), (10, 20353099), (13, 15656230), (26, 7828115), (29, 7018310), (58, 3509155), (65, 3131246), (130, 1565623), (145, 1403662), (290, 701831), (377, 539870), (754, 269935), (1885, 107974), (3770, 53987)]