78735680

素因数分解:

$2^6\times 5^1\times {\mathrm{246049}}^1$

素因数の和:246066

約数の個数: 28

約数和(自身を含む): 187490100

約数和(自身を除く): 108754420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 246049, 492098, 984196, 1230245, 1968392, 2460490, 3936784, 4920980, 7873568, 9841960, 15747136, 19683920, 39367840, 78735680]

約数ペア:

[(1, 78735680), (2, 39367840), (4, 19683920), (5, 15747136), (8, 9841960), (10, 7873568), (16, 4920980), (20, 3936784), (32, 2460490), (40, 1968392), (64, 1230245), (80, 984196), (160, 492098), (320, 246049)]