201997037720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{575359}}^1$

素因数の和:575568

約数の個数: 64

約数和(自身を含む): 464798822400

約数和(自身を除く): 262801784680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 131, 134, 262, 268, 335, 524, 536, 655, 670, 1048, 1310, 1340, 2620, 2680, 5240, 8777, 17554, 35108, 43885, 70216, 87770, 175540, 351080, 575359, 1150718, 2301436, 2876795, 4602872, 5753590, 11507180, 23014360, 38549053, 75372029, 77098106, 150744058, 154196212, 192745265, 301488116, 308392424, 376860145, 385490530, 602976232, 753720290, 770981060, 1507440580, 1541962120, 3014881160, 5049925943, 10099851886, 20199703772, 25249629715, 40399407544, 50499259430, 100998518860, 201997037720]

約数ペア:

[(1, 201997037720), (2, 100998518860), (4, 50499259430), (5, 40399407544), (8, 25249629715), (10, 20199703772), (20, 10099851886), (40, 5049925943), (67, 3014881160), (131, 1541962120), (134, 1507440580), (262, 770981060), (268, 753720290), (335, 602976232), (524, 385490530), (536, 376860145), (655, 308392424), (670, 301488116), (1048, 192745265), (1310, 154196212), (1340, 150744058), (2620, 77098106), (2680, 75372029), (5240, 38549053), (8777, 23014360), (17554, 11507180), (35108, 5753590), (43885, 4602872), (70216, 2876795), (87770, 2301436), (175540, 1150718), (351080, 575359)]