25438655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 35380800

約数和(自身を除く): 9942145

約数列:

[1, 5, 11, 29, 41, 55, 145, 205, 319, 389, 451, 1189, 1595, 1945, 2255, 4279, 5945, 11281, 13079, 15949, 21395, 56405, 65395, 79745, 124091, 175439, 462521, 620455, 877195, 2312605, 5087731, 25438655]

約数ペア:

[(1, 25438655), (5, 5087731), (11, 2312605), (29, 877195), (41, 620455), (55, 462521), (145, 175439), (205, 124091), (319, 79745), (389, 65395), (451, 56405), (1189, 21395), (1595, 15949), (1945, 13079), (2255, 11281), (4279, 5945)]