80981700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{269939}}^1$

素因数の和:269956

約数の個数: 36

約数和(自身を含む): 234307920

約数和(自身を除く): 153326220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 269939, 539878, 809817, 1079756, 1349695, 1619634, 2699390, 3239268, 4049085, 5398780, 6748475, 8098170, 13496950, 16196340, 20245425, 26993900, 40490850, 80981700]

約数ペア:

[(1, 80981700), (2, 40490850), (3, 26993900), (4, 20245425), (5, 16196340), (6, 13496950), (10, 8098170), (12, 6748475), (15, 5398780), (20, 4049085), (25, 3239268), (30, 2699390), (50, 1619634), (60, 1349695), (75, 1079756), (100, 809817), (150, 539878), (300, 269939)]