25641512

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{661}}^1$

素因数の和:1053

約数の個数: 32

約数和(自身を含む): 51993480

約数和(自身を除く): 26351968

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 373, 661, 746, 1322, 1492, 2644, 2984, 4849, 5288, 8593, 9698, 17186, 19396, 34372, 38792, 68744, 246553, 493106, 986212, 1972424, 3205189, 6410378, 12820756, 25641512]

約数ペア:

[(1, 25641512), (2, 12820756), (4, 6410378), (8, 3205189), (13, 1972424), (26, 986212), (52, 493106), (104, 246553), (373, 68744), (661, 38792), (746, 34372), (1322, 19396), (1492, 17186), (2644, 9698), (2984, 8593), (4849, 5288)]