63411020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{443}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 141650208

約数和(自身を除く): 78239188

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 421, 443, 842, 886, 1684, 1772, 2105, 2215, 4210, 4430, 7157, 7531, 8420, 8860, 14314, 15062, 28628, 30124, 35785, 37655, 71570, 75310, 143140, 150620, 186503, 373006, 746012, 932515, 1865030, 3170551, 3730060, 6341102, 12682204, 15852755, 31705510, 63411020]

約数ペア:

[(1, 63411020), (2, 31705510), (4, 15852755), (5, 12682204), (10, 6341102), (17, 3730060), (20, 3170551), (34, 1865030), (68, 932515), (85, 746012), (170, 373006), (340, 186503), (421, 150620), (443, 143140), (842, 75310), (886, 71570), (1684, 37655), (1772, 35785), (2105, 30124), (2215, 28628), (4210, 15062), (4430, 14314), (7157, 8860), (7531, 8420)]