130178240

素因数分解:

$2^6\times 5^1\times {\mathrm{406807}}^1$

素因数の和:406824

約数の個数: 28

約数和(自身を含む): 309987696

約数和(自身を除く): 179809456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 406807, 813614, 1627228, 2034035, 3254456, 4068070, 6508912, 8136140, 13017824, 16272280, 26035648, 32544560, 65089120, 130178240]

約数ペア:

[(1, 130178240), (2, 65089120), (4, 32544560), (5, 26035648), (8, 16272280), (10, 13017824), (16, 8136140), (20, 6508912), (32, 4068070), (40, 3254456), (64, 2034035), (80, 1627228), (160, 813614), (320, 406807)]