128857767088

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1291}}^1\times {\mathrm{2143}}^1$

素因数の和:3554

約数の個数: 80

約数和(自身を含む): 259675379712

約数和(自身を除く): 130817612624

約数列:

[1, 2, 4, 8, 16, 41, 71, 82, 142, 164, 284, 328, 568, 656, 1136, 1291, 2143, 2582, 2911, 4286, 5164, 5822, 8572, 10328, 11644, 17144, 20656, 23288, 34288, 46576, 52931, 87863, 91661, 105862, 152153, 175726, 183322, 211724, 304306, 351452, 366644, 423448, 608612, 702904, 733288, 846896, 1217224, 1405808, 1466576, 2434448, 2766613, 3758101, 5533226, 6238273, 7516202, 11066452, 12476546, 15032404, 22132904, 24953092, 30064808, 44265808, 49906184, 60129616, 99812368, 113431133, 196429523, 226862266, 392859046, 453724532, 785718092, 907449064, 1571436184, 1814898128, 3142872368, 8053610443, 16107220886, 32214441772, 64428883544, 128857767088]

約数ペア:

[(1, 128857767088), (2, 64428883544), (4, 32214441772), (8, 16107220886), (16, 8053610443), (41, 3142872368), (71, 1814898128), (82, 1571436184), (142, 907449064), (164, 785718092), (284, 453724532), (328, 392859046), (568, 226862266), (656, 196429523), (1136, 113431133), (1291, 99812368), (2143, 60129616), (2582, 49906184), (2911, 44265808), (4286, 30064808), (5164, 24953092), (5822, 22132904), (8572, 15032404), (10328, 12476546), (11644, 11066452), (17144, 7516202), (20656, 6238273), (23288, 5533226), (34288, 3758101), (46576, 2766613), (52931, 2434448), (87863, 1466576), (91661, 1405808), (105862, 1217224), (152153, 846896), (175726, 733288), (183322, 702904), (211724, 608612), (304306, 423448), (351452, 366644)]