25996688

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:375

約数の個数: 40

約数和(自身を含む): 51722880

約数和(自身を除く): 25726192

約数列:

[1, 2, 4, 8, 16, 79, 131, 157, 158, 262, 314, 316, 524, 628, 632, 1048, 1256, 1264, 2096, 2512, 10349, 12403, 20567, 20698, 24806, 41134, 41396, 49612, 82268, 82792, 99224, 164536, 165584, 198448, 329072, 1624793, 3249586, 6499172, 12998344, 25996688]

約数ペア:

[(1, 25996688), (2, 12998344), (4, 6499172), (8, 3249586), (16, 1624793), (79, 329072), (131, 198448), (157, 165584), (158, 164536), (262, 99224), (314, 82792), (316, 82268), (524, 49612), (628, 41396), (632, 41134), (1048, 24806), (1256, 20698), (1264, 20567), (2096, 12403), (2512, 10349)]