85291020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{473839}}^1$

素因数の和:473854

約数の個数: 36

約数和(自身を含む): 258716640

約数和(自身を除く): 173425620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 473839, 947678, 1421517, 1895356, 2369195, 2843034, 4264551, 4738390, 5686068, 7107585, 8529102, 9476780, 14215170, 17058204, 21322755, 28430340, 42645510, 85291020]

約数ペア:

[(1, 85291020), (2, 42645510), (3, 28430340), (4, 21322755), (5, 17058204), (6, 14215170), (9, 9476780), (10, 8529102), (12, 7107585), (15, 5686068), (18, 4738390), (20, 4264551), (30, 2843034), (36, 2369195), (45, 1895356), (60, 1421517), (90, 947678), (180, 473839)]