127239800

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{6299}}^1$

素因数の和:6416

約数の個数: 48

約数和(自身を含む): 298809000

約数和(自身を除く): 171569200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 200, 202, 404, 505, 808, 1010, 2020, 2525, 4040, 5050, 6299, 10100, 12598, 20200, 25196, 31495, 50392, 62990, 125980, 157475, 251960, 314950, 629900, 636199, 1259800, 1272398, 2544796, 3180995, 5089592, 6361990, 12723980, 15904975, 25447960, 31809950, 63619900, 127239800]

約数ペア:

[(1, 127239800), (2, 63619900), (4, 31809950), (5, 25447960), (8, 15904975), (10, 12723980), (20, 6361990), (25, 5089592), (40, 3180995), (50, 2544796), (100, 1272398), (101, 1259800), (200, 636199), (202, 629900), (404, 314950), (505, 251960), (808, 157475), (1010, 125980), (2020, 62990), (2525, 50392), (4040, 31495), (5050, 25196), (6299, 20200), (10100, 12598)]