208583800

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:521

約数の個数: 96

約数和(自身を含む): 506351520

約数和(自身を除く): 297767720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 71, 74, 100, 142, 148, 185, 200, 284, 296, 355, 370, 397, 568, 710, 740, 794, 925, 1420, 1480, 1588, 1775, 1850, 1985, 2627, 2840, 3176, 3550, 3700, 3970, 5254, 7100, 7400, 7940, 9925, 10508, 13135, 14200, 14689, 15880, 19850, 21016, 26270, 28187, 29378, 39700, 52540, 56374, 58756, 65675, 73445, 79400, 105080, 112748, 117512, 131350, 140935, 146890, 225496, 262700, 281870, 293780, 367225, 525400, 563740, 587560, 704675, 734450, 1042919, 1127480, 1409350, 1468900, 2085838, 2818700, 2937800, 4171676, 5214595, 5637400, 8343352, 10429190, 20858380, 26072975, 41716760, 52145950, 104291900, 208583800]

約数ペア:

[(1, 208583800), (2, 104291900), (4, 52145950), (5, 41716760), (8, 26072975), (10, 20858380), (20, 10429190), (25, 8343352), (37, 5637400), (40, 5214595), (50, 4171676), (71, 2937800), (74, 2818700), (100, 2085838), (142, 1468900), (148, 1409350), (185, 1127480), (200, 1042919), (284, 734450), (296, 704675), (355, 587560), (370, 563740), (397, 525400), (568, 367225), (710, 293780), (740, 281870), (794, 262700), (925, 225496), (1420, 146890), (1480, 140935), (1588, 131350), (1775, 117512), (1850, 112748), (1985, 105080), (2627, 79400), (2840, 73445), (3176, 65675), (3550, 58756), (3700, 56374), (3970, 52540), (5254, 39700), (7100, 29378), (7400, 28187), (7940, 26270), (9925, 21016), (10508, 19850), (13135, 15880), (14200, 14689)]