82418360

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{8209}}^1$

素因数の和:8471

約数の個数: 32

約数和(自身を含む): 186202800

約数和(自身を除く): 103784440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 8209, 10040, 16418, 32836, 41045, 65672, 82090, 164180, 328360, 2060459, 4120918, 8241836, 10302295, 16483672, 20604590, 41209180, 82418360]

約数ペア:

[(1, 82418360), (2, 41209180), (4, 20604590), (5, 16483672), (8, 10302295), (10, 8241836), (20, 4120918), (40, 2060459), (251, 328360), (502, 164180), (1004, 82090), (1255, 65672), (2008, 41045), (2510, 32836), (5020, 16418), (8209, 10040)]