25345840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24371}}^1$

素因数の和:24397

約数の個数: 40

約数和(自身を含む): 63464688

約数和(自身を除く): 38118848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 24371, 48742, 97484, 121855, 194968, 243710, 316823, 389936, 487420, 633646, 974840, 1267292, 1584115, 1949680, 2534584, 3168230, 5069168, 6336460, 12672920, 25345840]

約数ペア:

[(1, 25345840), (2, 12672920), (4, 6336460), (5, 5069168), (8, 3168230), (10, 2534584), (13, 1949680), (16, 1584115), (20, 1267292), (26, 974840), (40, 633646), (52, 487420), (65, 389936), (80, 316823), (104, 243710), (130, 194968), (208, 121855), (260, 97484), (520, 48742), (1040, 24371)]