30816400

素因数分解:

$2^4\times 5^2\times {\mathrm{77041}}^1$

素因数の和:77059

約数の個数: 30

約数和(自身を含む): 74037362

約数和(自身を除く): 43220962

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 77041, 154082, 308164, 385205, 616328, 770410, 1232656, 1540820, 1926025, 3081640, 3852050, 6163280, 7704100, 15408200, 30816400]

約数ペア:

[(1, 30816400), (2, 15408200), (4, 7704100), (5, 6163280), (8, 3852050), (10, 3081640), (16, 1926025), (20, 1540820), (25, 1232656), (40, 770410), (50, 616328), (80, 385205), (100, 308164), (200, 154082), (400, 77041)]