68205865

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{887}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 101445120

約数和(自身を除く): 33239255

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 887, 1183, 2197, 4435, 5915, 6209, 10985, 11531, 15379, 31045, 57655, 76895, 80717, 149903, 403585, 749515, 1049321, 1948739, 5246605, 9743695, 13641173, 68205865]

約数ペア:

[(1, 68205865), (5, 13641173), (7, 9743695), (13, 5246605), (35, 1948739), (65, 1049321), (91, 749515), (169, 403585), (455, 149903), (845, 80717), (887, 76895), (1183, 57655), (2197, 31045), (4435, 15379), (5915, 11531), (6209, 10985)]