123247900

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{15601}}^1$

素因数の和:15694

約数の個数: 36

約数和(自身を含む): 270850720

約数和(自身を除く): 147602820

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 790, 1580, 1975, 3950, 7900, 15601, 31202, 62404, 78005, 156010, 312020, 390025, 780050, 1232479, 1560100, 2464958, 4929916, 6162395, 12324790, 24649580, 30811975, 61623950, 123247900]

約数ペア:

[(1, 123247900), (2, 61623950), (4, 30811975), (5, 24649580), (10, 12324790), (20, 6162395), (25, 4929916), (50, 2464958), (79, 1560100), (100, 1232479), (158, 780050), (316, 390025), (395, 312020), (790, 156010), (1580, 78005), (1975, 62404), (3950, 31202), (7900, 15601)]