78891136010

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{72377189}}^1$

素因数の和:72377305

約数の個数: 16

約数和(自身を含む): 143306836200

約数和(自身を除く): 64415700190

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 72377189, 144754378, 361885945, 723771890, 7889113601, 15778227202, 39445568005, 78891136010]

約数ペア:

[(1, 78891136010), (2, 39445568005), (5, 15778227202), (10, 7889113601), (109, 723771890), (218, 361885945), (545, 144754378), (1090, 72377189)]