156955696880

素因数分解:

$2^4\times 5^1\times {\mathrm{1961946211}}^1$

素因数の和:1961946224

約数の個数: 20

約数和(自身を含む): 364921995432

約数和(自身を除く): 207966298552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1961946211, 3923892422, 7847784844, 9809731055, 15695569688, 19619462110, 31391139376, 39238924220, 78477848440, 156955696880]

約数ペア:

[(1, 156955696880), (2, 78477848440), (4, 39238924220), (5, 31391139376), (8, 19619462110), (10, 15695569688), (16, 9809731055), (20, 7847784844), (40, 3923892422), (80, 1961946211)]