201994100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{709}}^1$

素因数の和:778

約数の個数: 144

約数和(自身を含む): 562047360

約数和(自身を除く): 360053260

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 37, 44, 50, 55, 70, 74, 77, 100, 110, 140, 148, 154, 175, 185, 220, 259, 275, 308, 350, 370, 385, 407, 518, 550, 700, 709, 740, 770, 814, 925, 1036, 1100, 1295, 1418, 1540, 1628, 1850, 1925, 2035, 2590, 2836, 2849, 3545, 3700, 3850, 4070, 4963, 5180, 5698, 6475, 7090, 7700, 7799, 8140, 9926, 10175, 11396, 12950, 14180, 14245, 15598, 17725, 19852, 20350, 24815, 25900, 26233, 28490, 31196, 35450, 38995, 40700, 49630, 52466, 54593, 56980, 70900, 71225, 77990, 99260, 104932, 109186, 124075, 131165, 142450, 155980, 183631, 194975, 218372, 248150, 262330, 272965, 284900, 288563, 367262, 389950, 496300, 524660, 545930, 577126, 655825, 734524, 779900, 918155, 1091860, 1154252, 1311650, 1364825, 1442815, 1836310, 2019941, 2623300, 2729650, 2885630, 3672620, 4039882, 4590775, 5459300, 5771260, 7214075, 8079764, 9181550, 10099705, 14428150, 18363100, 20199410, 28856300, 40398820, 50498525, 100997050, 201994100]

約数ペア:

[(1, 201994100), (2, 100997050), (4, 50498525), (5, 40398820), (7, 28856300), (10, 20199410), (11, 18363100), (14, 14428150), (20, 10099705), (22, 9181550), (25, 8079764), (28, 7214075), (35, 5771260), (37, 5459300), (44, 4590775), (50, 4039882), (55, 3672620), (70, 2885630), (74, 2729650), (77, 2623300), (100, 2019941), (110, 1836310), (140, 1442815), (148, 1364825), (154, 1311650), (175, 1154252), (185, 1091860), (220, 918155), (259, 779900), (275, 734524), (308, 655825), (350, 577126), (370, 545930), (385, 524660), (407, 496300), (518, 389950), (550, 367262), (700, 288563), (709, 284900), (740, 272965), (770, 262330), (814, 248150), (925, 218372), (1036, 194975), (1100, 183631), (1295, 155980), (1418, 142450), (1540, 131165), (1628, 124075), (1850, 109186), (1925, 104932), (2035, 99260), (2590, 77990), (2836, 71225), (2849, 70900), (3545, 56980), (3700, 54593), (3850, 52466), (4070, 49630), (4963, 40700), (5180, 38995), (5698, 35450), (6475, 31196), (7090, 28490), (7700, 26233), (7799, 25900), (8140, 24815), (9926, 20350), (10175, 19852), (11396, 17725), (12950, 15598), (14180, 14245)]