25637940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{142433}}^1$

素因数の和:142448

約数の個数: 36

約数和(自身を含む): 77768964

約数和(自身を除く): 52131024

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 142433, 284866, 427299, 569732, 712165, 854598, 1281897, 1424330, 1709196, 2136495, 2563794, 2848660, 4272990, 5127588, 6409485, 8545980, 12818970, 25637940]

約数ペア:

[(1, 25637940), (2, 12818970), (3, 8545980), (4, 6409485), (5, 5127588), (6, 4272990), (9, 2848660), (10, 2563794), (12, 2136495), (15, 1709196), (18, 1424330), (20, 1281897), (30, 854598), (36, 712165), (45, 569732), (60, 427299), (90, 284866), (180, 142433)]