51971800

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{4903}}^1$

素因数の和:4972

約数の個数: 48

約数和(自身を含む): 123139440

約数和(自身を除く): 71167640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 265, 424, 530, 1060, 1325, 2120, 2650, 4903, 5300, 9806, 10600, 19612, 24515, 39224, 49030, 98060, 122575, 196120, 245150, 259859, 490300, 519718, 980600, 1039436, 1299295, 2078872, 2598590, 5197180, 6496475, 10394360, 12992950, 25985900, 51971800]

約数ペア:

[(1, 51971800), (2, 25985900), (4, 12992950), (5, 10394360), (8, 6496475), (10, 5197180), (20, 2598590), (25, 2078872), (40, 1299295), (50, 1039436), (53, 980600), (100, 519718), (106, 490300), (200, 259859), (212, 245150), (265, 196120), (424, 122575), (530, 98060), (1060, 49030), (1325, 39224), (2120, 24515), (2650, 19612), (4903, 10600), (5300, 9806)]