78304725

素因数分解:

$3^4\times 5^2\times {\mathrm{38669}}^1$

素因数の和:38691

約数の個数: 30

約数和(自身を含む): 145051170

約数和(自身を除く): 66746445

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 38669, 116007, 193345, 348021, 580035, 966725, 1044063, 1740105, 2900175, 3132189, 5220315, 8700525, 15660945, 26101575, 78304725]

約数ペア:

[(1, 78304725), (3, 26101575), (5, 15660945), (9, 8700525), (15, 5220315), (25, 3132189), (27, 2900175), (45, 1740105), (75, 1044063), (81, 966725), (135, 580035), (225, 348021), (405, 193345), (675, 116007), (2025, 38669)]