804528640

素因数分解:

$2^9\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2399}}^1$

素因数の和:2553

約数の個数: 80

約数和(自身を含む): 1944518400

約数和(自身を除く): 1139989760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 256, 262, 320, 512, 524, 640, 655, 1048, 1280, 1310, 2096, 2399, 2560, 2620, 4192, 4798, 5240, 8384, 9596, 10480, 11995, 16768, 19192, 20960, 23990, 33536, 38384, 41920, 47980, 67072, 76768, 83840, 95960, 153536, 167680, 191920, 307072, 314269, 335360, 383840, 614144, 628538, 767680, 1228288, 1257076, 1535360, 1571345, 2514152, 3070720, 3142690, 5028304, 6141440, 6285380, 10056608, 12570760, 20113216, 25141520, 40226432, 50283040, 80452864, 100566080, 160905728, 201132160, 402264320, 804528640]

約数ペア:

[(1, 804528640), (2, 402264320), (4, 201132160), (5, 160905728), (8, 100566080), (10, 80452864), (16, 50283040), (20, 40226432), (32, 25141520), (40, 20113216), (64, 12570760), (80, 10056608), (128, 6285380), (131, 6141440), (160, 5028304), (256, 3142690), (262, 3070720), (320, 2514152), (512, 1571345), (524, 1535360), (640, 1257076), (655, 1228288), (1048, 767680), (1280, 628538), (1310, 614144), (2096, 383840), (2399, 335360), (2560, 314269), (2620, 307072), (4192, 191920), (4798, 167680), (5240, 153536), (8384, 95960), (9596, 83840), (10480, 76768), (11995, 67072), (16768, 47980), (19192, 41920), (20960, 38384), (23990, 33536)]