161007520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52963}}^1$

素因数の和:52997

約数の個数: 48

約数和(自身を含む): 400407840

約数和(自身を除く): 239400320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 52963, 105926, 211852, 264815, 423704, 529630, 847408, 1006297, 1059260, 1694816, 2012594, 2118520, 4025188, 4237040, 5031485, 8050376, 8474080, 10062970, 16100752, 20125940, 32201504, 40251880, 80503760, 161007520]

約数ペア:

[(1, 161007520), (2, 80503760), (4, 40251880), (5, 32201504), (8, 20125940), (10, 16100752), (16, 10062970), (19, 8474080), (20, 8050376), (32, 5031485), (38, 4237040), (40, 4025188), (76, 2118520), (80, 2012594), (95, 1694816), (152, 1059260), (160, 1006297), (190, 847408), (304, 529630), (380, 423704), (608, 264815), (760, 211852), (1520, 105926), (3040, 52963)]