101780080

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{6661}}^1$

素因数の和:6865

約数の個数: 40

約数和(自身を含む): 237913344

約数和(自身を除く): 136133264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1528, 1910, 3056, 3820, 6661, 7640, 13322, 15280, 26644, 33305, 53288, 66610, 106576, 133220, 266440, 532880, 1272251, 2544502, 5089004, 6361255, 10178008, 12722510, 20356016, 25445020, 50890040, 101780080]

約数ペア:

[(1, 101780080), (2, 50890040), (4, 25445020), (5, 20356016), (8, 12722510), (10, 10178008), (16, 6361255), (20, 5089004), (40, 2544502), (80, 1272251), (191, 532880), (382, 266440), (764, 133220), (955, 106576), (1528, 66610), (1910, 53288), (3056, 33305), (3820, 26644), (6661, 15280), (7640, 13322)]