156964963280

素因数分解:

$2^4\times 5^1\times {\mathrm{1962062041}}^1$

素因数の和:1962062054

約数の個数: 20

約数和(自身を含む): 364943539812

約数和(自身を除く): 207978576532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1962062041, 3924124082, 7848248164, 9810310205, 15696496328, 19620620410, 31392992656, 39241240820, 78482481640, 156964963280]

約数ペア:

[(1, 156964963280), (2, 78482481640), (4, 39241240820), (5, 31392992656), (8, 19620620410), (10, 15696496328), (16, 9810310205), (20, 7848248164), (40, 3924124082), (80, 1962062041)]