80703184

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{265471}}^1$

素因数の和:265498

約数の個数: 20

約数和(自身を含む): 164592640

約数和(自身を除く): 83889456

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 265471, 530942, 1061884, 2123768, 4247536, 5043949, 10087898, 20175796, 40351592, 80703184]

約数ペア:

[(1, 80703184), (2, 40351592), (4, 20175796), (8, 10087898), (16, 5043949), (19, 4247536), (38, 2123768), (76, 1061884), (152, 530942), (304, 265471)]