85656788

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{161009}}^1$

素因数の和:161039

約数の個数: 24

約数和(自身を含む): 180331200

約数和(自身を除く): 94674412

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 161009, 322018, 644036, 1127063, 2254126, 3059171, 4508252, 6118342, 12236684, 21414197, 42828394, 85656788]

約数ペア:

[(1, 85656788), (2, 42828394), (4, 21414197), (7, 12236684), (14, 6118342), (19, 4508252), (28, 3059171), (38, 2254126), (76, 1127063), (133, 644036), (266, 322018), (532, 161009)]