20233554800

素因数分解:

$2^4\times 5^2\times {\mathrm{197}}^1\times {\mathrm{256771}}^1$

素因数の和:256986

約数の個数: 60

約数和(自身を含む): 48858062616

約数和(自身を除く): 28624507816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 197, 200, 394, 400, 788, 985, 1576, 1970, 3152, 3940, 4925, 7880, 9850, 15760, 19700, 39400, 78800, 256771, 513542, 1027084, 1283855, 2054168, 2567710, 4108336, 5135420, 6419275, 10270840, 12838550, 20541680, 25677100, 50583887, 51354200, 101167774, 102708400, 202335548, 252919435, 404671096, 505838870, 809342192, 1011677740, 1264597175, 2023355480, 2529194350, 4046710960, 5058388700, 10116777400, 20233554800]

約数ペア:

[(1, 20233554800), (2, 10116777400), (4, 5058388700), (5, 4046710960), (8, 2529194350), (10, 2023355480), (16, 1264597175), (20, 1011677740), (25, 809342192), (40, 505838870), (50, 404671096), (80, 252919435), (100, 202335548), (197, 102708400), (200, 101167774), (394, 51354200), (400, 50583887), (788, 25677100), (985, 20541680), (1576, 12838550), (1970, 10270840), (3152, 6419275), (3940, 5135420), (4925, 4108336), (7880, 2567710), (9850, 2054168), (15760, 1283855), (19700, 1027084), (39400, 513542), (78800, 256771)]