25443344

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:399

約数の個数: 40

約数和(自身を含む): 50740800

約数和(自身を除く): 25297456

約数列:

[1, 2, 4, 8, 16, 61, 122, 131, 199, 244, 262, 398, 488, 524, 796, 976, 1048, 1592, 2096, 3184, 7991, 12139, 15982, 24278, 26069, 31964, 48556, 52138, 63928, 97112, 104276, 127856, 194224, 208552, 417104, 1590209, 3180418, 6360836, 12721672, 25443344]

約数ペア:

[(1, 25443344), (2, 12721672), (4, 6360836), (8, 3180418), (16, 1590209), (61, 417104), (122, 208552), (131, 194224), (199, 127856), (244, 104276), (262, 97112), (398, 63928), (488, 52138), (524, 48556), (796, 31964), (976, 26069), (1048, 24278), (1592, 15982), (2096, 12139), (3184, 7991)]