156925927280

素因数分解:

$2^4\times 5^1\times {\mathrm{1961574091}}^1$

素因数の和:1961574104

約数の個数: 20

約数和(自身を含む): 364852781112

約数和(自身を除く): 207926853832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1961574091, 3923148182, 7846296364, 9807870455, 15692592728, 19615740910, 31385185456, 39231481820, 78462963640, 156925927280]

約数ペア:

[(1, 156925927280), (2, 78462963640), (4, 39231481820), (5, 31385185456), (8, 19615740910), (10, 15692592728), (16, 9807870455), (20, 7846296364), (40, 3923148182), (80, 1961574091)]