9747697900

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{479}}^1\times {\mathrm{1033}}^1$

素因数の和:1723

約数の個数: 72

約数和(自身を含む): 21324885120

約数和(自身を除く): 11577187220

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 479, 788, 958, 985, 1033, 1916, 1970, 2066, 2395, 3940, 4132, 4790, 4925, 5165, 9580, 9850, 10330, 11975, 19700, 20660, 23950, 25825, 47900, 51650, 94363, 103300, 188726, 203501, 377452, 407002, 471815, 494807, 814004, 943630, 989614, 1017505, 1887260, 1979228, 2035010, 2359075, 2474035, 4070020, 4718150, 4948070, 5087525, 9436300, 9896140, 10175050, 12370175, 20350100, 24740350, 49480700, 97476979, 194953958, 389907916, 487384895, 974769790, 1949539580, 2436924475, 4873848950, 9747697900]

約数ペア:

[(1, 9747697900), (2, 4873848950), (4, 2436924475), (5, 1949539580), (10, 974769790), (20, 487384895), (25, 389907916), (50, 194953958), (100, 97476979), (197, 49480700), (394, 24740350), (479, 20350100), (788, 12370175), (958, 10175050), (985, 9896140), (1033, 9436300), (1916, 5087525), (1970, 4948070), (2066, 4718150), (2395, 4070020), (3940, 2474035), (4132, 2359075), (4790, 2035010), (4925, 1979228), (5165, 1887260), (9580, 1017505), (9850, 989614), (10330, 943630), (11975, 814004), (19700, 494807), (20660, 471815), (23950, 407002), (25825, 377452), (47900, 203501), (51650, 188726), (94363, 103300)]