201994678000

素因数分解:

$2^4\times 5^3\times {\mathrm{1237}}^1\times {\mathrm{81647}}^1$

素因数の和:82907

約数の個数: 80

約数和(自身を含む): 488823963264

約数和(自身を除く): 286829285264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 1237, 2000, 2474, 4948, 6185, 9896, 12370, 19792, 24740, 30925, 49480, 61850, 81647, 98960, 123700, 154625, 163294, 247400, 309250, 326588, 408235, 494800, 618500, 653176, 816470, 1237000, 1306352, 1632940, 2041175, 2474000, 3265880, 4082350, 6531760, 8164700, 10205875, 16329400, 20411750, 32658800, 40823500, 81647000, 100997339, 163294000, 201994678, 403989356, 504986695, 807978712, 1009973390, 1615957424, 2019946780, 2524933475, 4039893560, 5049866950, 8079787120, 10099733900, 12624667375, 20199467800, 25249334750, 40398935600, 50498669500, 100997339000, 201994678000]

約数ペア:

[(1, 201994678000), (2, 100997339000), (4, 50498669500), (5, 40398935600), (8, 25249334750), (10, 20199467800), (16, 12624667375), (20, 10099733900), (25, 8079787120), (40, 5049866950), (50, 4039893560), (80, 2524933475), (100, 2019946780), (125, 1615957424), (200, 1009973390), (250, 807978712), (400, 504986695), (500, 403989356), (1000, 201994678), (1237, 163294000), (2000, 100997339), (2474, 81647000), (4948, 40823500), (6185, 32658800), (9896, 20411750), (12370, 16329400), (19792, 10205875), (24740, 8164700), (30925, 6531760), (49480, 4082350), (61850, 3265880), (81647, 2474000), (98960, 2041175), (123700, 1632940), (154625, 1306352), (163294, 1237000), (247400, 816470), (309250, 653176), (326588, 618500), (408235, 494800)]