156904272040

素因数分解:

$2^3\times 5^1\times {\mathrm{3922606801}}^1$

素因数の和:3922606812

約数の個数: 16

約数和(自身を含む): 353034612180

約数和(自身を除く): 196130340140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3922606801, 7845213602, 15690427204, 19613034005, 31380854408, 39226068010, 78452136020, 156904272040]

約数ペア:

[(1, 156904272040), (2, 78452136020), (4, 39226068010), (5, 31380854408), (8, 19613034005), (10, 15690427204), (20, 7845213602), (40, 3922606801)]