80644860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{448027}}^1$

素因数の和:448042

約数の個数: 36

約数和(自身を含む): 244623288

約数和(自身を除く): 163978428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 448027, 896054, 1344081, 1792108, 2240135, 2688162, 4032243, 4480270, 5376324, 6720405, 8064486, 8960540, 13440810, 16128972, 20161215, 26881620, 40322430, 80644860]

約数ペア:

[(1, 80644860), (2, 40322430), (3, 26881620), (4, 20161215), (5, 16128972), (6, 13440810), (9, 8960540), (10, 8064486), (12, 6720405), (15, 5376324), (18, 4480270), (20, 4032243), (30, 2688162), (36, 2240135), (45, 1792108), (60, 1344081), (90, 896054), (180, 448027)]