25884328

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 49680000

約数和(自身を除く): 23795672

約数列:

[1, 2, 4, 8, 71, 142, 199, 229, 284, 398, 458, 568, 796, 916, 1592, 1832, 14129, 16259, 28258, 32518, 45571, 56516, 65036, 91142, 113032, 130072, 182284, 364568, 3235541, 6471082, 12942164, 25884328]

約数ペア:

[(1, 25884328), (2, 12942164), (4, 6471082), (8, 3235541), (71, 364568), (142, 182284), (199, 130072), (229, 113032), (284, 91142), (398, 65036), (458, 56516), (568, 45571), (796, 32518), (916, 28258), (1592, 16259), (1832, 14129)]