85475540

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{17027}}^1$

素因数の和:17287

約数の個数: 24

約数和(自身を含む): 180224352

約数和(自身を除く): 94748812

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 17027, 34054, 68108, 85135, 170270, 340540, 4273777, 8547554, 17095108, 21368885, 42737770, 85475540]

約数ペア:

[(1, 85475540), (2, 42737770), (4, 21368885), (5, 17095108), (10, 8547554), (20, 4273777), (251, 340540), (502, 170270), (1004, 85135), (1255, 68108), (2510, 34054), (5020, 17027)]