209981750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2633}}^1$

素因数の和:2690

約数の個数: 64

約数和(自身を含む): 443776320

約数和(自身を除く): 233794570

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 50, 55, 58, 110, 125, 145, 250, 275, 290, 319, 550, 638, 725, 1375, 1450, 1595, 2633, 2750, 3190, 3625, 5266, 7250, 7975, 13165, 15950, 26330, 28963, 39875, 57926, 65825, 76357, 79750, 131650, 144815, 152714, 289630, 329125, 381785, 658250, 724075, 763570, 839927, 1448150, 1679854, 1908925, 3620375, 3817850, 4199635, 7240750, 8399270, 9544625, 19089250, 20998175, 41996350, 104990875, 209981750]

約数ペア:

[(1, 209981750), (2, 104990875), (5, 41996350), (10, 20998175), (11, 19089250), (22, 9544625), (25, 8399270), (29, 7240750), (50, 4199635), (55, 3817850), (58, 3620375), (110, 1908925), (125, 1679854), (145, 1448150), (250, 839927), (275, 763570), (290, 724075), (319, 658250), (550, 381785), (638, 329125), (725, 289630), (1375, 152714), (1450, 144815), (1595, 131650), (2633, 79750), (2750, 76357), (3190, 65825), (3625, 57926), (5266, 39875), (7250, 28963), (7975, 26330), (13165, 15950)]