1256551400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{483289}}^1$

素因数の和:483318

約数の個数: 48

約数和(自身を含む): 3146217900

約数和(自身を除く): 1889666500

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 483289, 966578, 1933156, 2416445, 3866312, 4832890, 6282757, 9665780, 12082225, 12565514, 19331560, 24164450, 25131028, 31413785, 48328900, 50262056, 62827570, 96657800, 125655140, 157068925, 251310280, 314137850, 628275700, 1256551400]

約数ペア:

[(1, 1256551400), (2, 628275700), (4, 314137850), (5, 251310280), (8, 157068925), (10, 125655140), (13, 96657800), (20, 62827570), (25, 50262056), (26, 48328900), (40, 31413785), (50, 25131028), (52, 24164450), (65, 19331560), (100, 12565514), (104, 12082225), (130, 9665780), (200, 6282757), (260, 4832890), (325, 3866312), (520, 2416445), (650, 1933156), (1300, 966578), (2600, 483289)]