404869622900

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^2\times {\mathrm{209549}}^1$

素因数の和:209841

約数の個数: 54

約数和(自身を含む): 884937403350

約数和(自身を除く): 480067780450

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 695, 1390, 2780, 3475, 6950, 13900, 19321, 38642, 77284, 96605, 193210, 209549, 386420, 419098, 483025, 838196, 966050, 1047745, 1932100, 2095490, 4190980, 5238725, 10477450, 20954900, 29127311, 58254622, 116509244, 145636555, 291273110, 582546220, 728182775, 1456365550, 2912731100, 4048696229, 8097392458, 16194784916, 20243481145, 40486962290, 80973924580, 101217405725, 202434811450, 404869622900]

約数ペア:

[(1, 404869622900), (2, 202434811450), (4, 101217405725), (5, 80973924580), (10, 40486962290), (20, 20243481145), (25, 16194784916), (50, 8097392458), (100, 4048696229), (139, 2912731100), (278, 1456365550), (556, 728182775), (695, 582546220), (1390, 291273110), (2780, 145636555), (3475, 116509244), (6950, 58254622), (13900, 29127311), (19321, 20954900), (38642, 10477450), (77284, 5238725), (96605, 4190980), (193210, 2095490), (209549, 1932100), (386420, 1047745), (419098, 966050), (483025, 838196)]