16121800

素因数分解:

$2^3\times 5^2\times {\mathrm{149}}^1\times {\mathrm{541}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 37804500

約数和(自身を除く): 21682700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 149, 200, 298, 541, 596, 745, 1082, 1192, 1490, 2164, 2705, 2980, 3725, 4328, 5410, 5960, 7450, 10820, 13525, 14900, 21640, 27050, 29800, 54100, 80609, 108200, 161218, 322436, 403045, 644872, 806090, 1612180, 2015225, 3224360, 4030450, 8060900, 16121800]

約数ペア:

[(1, 16121800), (2, 8060900), (4, 4030450), (5, 3224360), (8, 2015225), (10, 1612180), (20, 806090), (25, 644872), (40, 403045), (50, 322436), (100, 161218), (149, 108200), (200, 80609), (298, 54100), (541, 29800), (596, 27050), (745, 21640), (1082, 14900), (1192, 13525), (1490, 10820), (2164, 7450), (2705, 5960), (2980, 5410), (3725, 4328)]