54206720

素因数分解:

$2^8\times 5^1\times {\mathrm{42349}}^1$

素因数の和:42370

約数の個数: 36

約数和(自身を含む): 129845100

約数和(自身を除く): 75638380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 42349, 84698, 169396, 211745, 338792, 423490, 677584, 846980, 1355168, 1693960, 2710336, 3387920, 5420672, 6775840, 10841344, 13551680, 27103360, 54206720]

約数ペア:

[(1, 54206720), (2, 27103360), (4, 13551680), (5, 10841344), (8, 6775840), (10, 5420672), (16, 3387920), (20, 2710336), (32, 1693960), (40, 1355168), (64, 846980), (80, 677584), (128, 423490), (160, 338792), (256, 211745), (320, 169396), (640, 84698), (1280, 42349)]