168586720

素因数分解:

$2^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{7691}}^1$

素因数の和:7843

約数の個数: 48

約数和(自身を含む): 401245488

約数和(自身を除く): 232658768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 137, 160, 274, 548, 685, 1096, 1370, 2192, 2740, 4384, 5480, 7691, 10960, 15382, 21920, 30764, 38455, 61528, 76910, 123056, 153820, 246112, 307640, 615280, 1053667, 1230560, 2107334, 4214668, 5268335, 8429336, 10536670, 16858672, 21073340, 33717344, 42146680, 84293360, 168586720]

約数ペア:

[(1, 168586720), (2, 84293360), (4, 42146680), (5, 33717344), (8, 21073340), (10, 16858672), (16, 10536670), (20, 8429336), (32, 5268335), (40, 4214668), (80, 2107334), (137, 1230560), (160, 1053667), (274, 615280), (548, 307640), (685, 246112), (1096, 153820), (1370, 123056), (2192, 76910), (2740, 61528), (4384, 38455), (5480, 30764), (7691, 21920), (10960, 15382)]