81440850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{542939}}^1$

素因数の和:542954

約数の個数: 24

約数和(自身を含む): 201973680

約数和(自身を除く): 120532830

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 542939, 1085878, 1628817, 2714695, 3257634, 5429390, 8144085, 13573475, 16288170, 27146950, 40720425, 81440850]

約数ペア:

[(1, 81440850), (2, 40720425), (3, 27146950), (5, 16288170), (6, 13573475), (10, 8144085), (15, 5429390), (25, 3257634), (30, 2714695), (50, 1628817), (75, 1085878), (150, 542939)]