74995280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{49339}}^1$

素因数の和:49371

約数の個数: 40

約数和(自身を含む): 183544800

約数和(自身を除く): 108549520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 49339, 98678, 197356, 246695, 394712, 493390, 789424, 937441, 986780, 1874882, 1973560, 3749764, 3947120, 4687205, 7499528, 9374410, 14999056, 18748820, 37497640, 74995280]

約数ペア:

[(1, 74995280), (2, 37497640), (4, 18748820), (5, 14999056), (8, 9374410), (10, 7499528), (16, 4687205), (19, 3947120), (20, 3749764), (38, 1973560), (40, 1874882), (76, 986780), (80, 937441), (95, 789424), (152, 493390), (190, 394712), (304, 246695), (380, 197356), (760, 98678), (1520, 49339)]