641038475

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{11483}}^1$

素因数の和:11540

約数の個数: 48

約数和(自身を含む): 1025291520

約数和(自身を除く): 384253045

約数列:

[1, 5, 7, 11, 25, 29, 35, 55, 77, 145, 175, 203, 275, 319, 385, 725, 1015, 1595, 1925, 2233, 5075, 7975, 11165, 11483, 55825, 57415, 80381, 126313, 287075, 333007, 401905, 631565, 884191, 1665035, 2009525, 2331049, 3157825, 3663077, 4420955, 8325175, 11655245, 18315385, 22104775, 25641539, 58276225, 91576925, 128207695, 641038475]

約数ペア:

[(1, 641038475), (5, 128207695), (7, 91576925), (11, 58276225), (25, 25641539), (29, 22104775), (35, 18315385), (55, 11655245), (77, 8325175), (145, 4420955), (175, 3663077), (203, 3157825), (275, 2331049), (319, 2009525), (385, 1665035), (725, 884191), (1015, 631565), (1595, 401905), (1925, 333007), (2233, 287075), (5075, 126313), (7975, 80381), (11165, 57415), (11483, 55825)]