25697488

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{911}}^1$

素因数の和:1003

約数の個数: 40

約数和(自身を含む): 52246656

約数和(自身を除く): 26549168

約数列:

[1, 2, 4, 8, 16, 41, 43, 82, 86, 164, 172, 328, 344, 656, 688, 911, 1763, 1822, 3526, 3644, 7052, 7288, 14104, 14576, 28208, 37351, 39173, 74702, 78346, 149404, 156692, 298808, 313384, 597616, 626768, 1606093, 3212186, 6424372, 12848744, 25697488]

約数ペア:

[(1, 25697488), (2, 12848744), (4, 6424372), (8, 3212186), (16, 1606093), (41, 626768), (43, 597616), (82, 313384), (86, 298808), (164, 156692), (172, 149404), (328, 78346), (344, 74702), (656, 39173), (688, 37351), (911, 28208), (1763, 14576), (1822, 14104), (3526, 7288), (3644, 7052)]