38471800

素因数分解:

$2^3\times 5^2\times {\mathrm{149}}^1\times {\mathrm{1291}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 90117000

約数和(自身を除く): 51645200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 149, 200, 298, 596, 745, 1192, 1291, 1490, 2582, 2980, 3725, 5164, 5960, 6455, 7450, 10328, 12910, 14900, 25820, 29800, 32275, 51640, 64550, 129100, 192359, 258200, 384718, 769436, 961795, 1538872, 1923590, 3847180, 4808975, 7694360, 9617950, 19235900, 38471800]

約数ペア:

[(1, 38471800), (2, 19235900), (4, 9617950), (5, 7694360), (8, 4808975), (10, 3847180), (20, 1923590), (25, 1538872), (40, 961795), (50, 769436), (100, 384718), (149, 258200), (200, 192359), (298, 129100), (596, 64550), (745, 51640), (1192, 32275), (1291, 29800), (1490, 25820), (2582, 14900), (2980, 12910), (3725, 10328), (5164, 7450), (5960, 6455)]