128550710

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{144439}}^1$

素因数の和:144535

約数の個数: 16

約数和(自身を含む): 233992800

約数和(自身を除く): 105442090

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 144439, 288878, 722195, 1444390, 12855071, 25710142, 64275355, 128550710]

約数ペア:

[(1, 128550710), (2, 64275355), (5, 25710142), (10, 12855071), (89, 1444390), (178, 722195), (445, 288878), (890, 144439)]