2080482500

素因数分解:

$2^2\times 5^4\times {\mathrm{139}}^1\times {\mathrm{5987}}^1$

素因数の和:6150

約数の個数: 60

約数和(自身を含む): 4583095440

約数和(自身を除く): 2502612940

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 139, 250, 278, 500, 556, 625, 695, 1250, 1390, 2500, 2780, 3475, 5987, 6950, 11974, 13900, 17375, 23948, 29935, 34750, 59870, 69500, 86875, 119740, 149675, 173750, 299350, 347500, 598700, 748375, 832193, 1496750, 1664386, 2993500, 3328772, 3741875, 4160965, 7483750, 8321930, 14967500, 16643860, 20804825, 41609650, 83219300, 104024125, 208048250, 416096500, 520120625, 1040241250, 2080482500]

約数ペア:

[(1, 2080482500), (2, 1040241250), (4, 520120625), (5, 416096500), (10, 208048250), (20, 104024125), (25, 83219300), (50, 41609650), (100, 20804825), (125, 16643860), (139, 14967500), (250, 8321930), (278, 7483750), (500, 4160965), (556, 3741875), (625, 3328772), (695, 2993500), (1250, 1664386), (1390, 1496750), (2500, 832193), (2780, 748375), (3475, 598700), (5987, 347500), (6950, 299350), (11974, 173750), (13900, 149675), (17375, 119740), (23948, 86875), (29935, 69500), (34750, 59870)]