165789155

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2\times {\mathrm{67}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 246954240

約数和(自身を除く): 81165085

約数列:

[1, 5, 7, 19, 35, 61, 67, 95, 133, 305, 335, 427, 469, 665, 1159, 1273, 2135, 2345, 3721, 4087, 5795, 6365, 8113, 8911, 18605, 20435, 26047, 28609, 40565, 44555, 70699, 77653, 130235, 143045, 249307, 353495, 388265, 494893, 543571, 1246535, 1745149, 2474465, 2717855, 4736833, 8725745, 23684165, 33157831, 165789155]

約数ペア:

[(1, 165789155), (5, 33157831), (7, 23684165), (19, 8725745), (35, 4736833), (61, 2717855), (67, 2474465), (95, 1745149), (133, 1246535), (305, 543571), (335, 494893), (427, 388265), (469, 353495), (665, 249307), (1159, 143045), (1273, 130235), (2135, 77653), (2345, 70699), (3721, 44555), (4087, 40565), (5795, 28609), (6365, 26047), (8113, 20435), (8911, 18605)]