129444100

素因数分解:

$2^2\times 5^2\times {\mathrm{349}}^1\times {\mathrm{3709}}^1$

素因数の和:4072

約数の個数: 36

約数和(自身を含む): 281774500

約数和(自身を除く): 152330400

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 349, 698, 1396, 1745, 3490, 3709, 6980, 7418, 8725, 14836, 17450, 18545, 34900, 37090, 74180, 92725, 185450, 370900, 1294441, 2588882, 5177764, 6472205, 12944410, 25888820, 32361025, 64722050, 129444100]

約数ペア:

[(1, 129444100), (2, 64722050), (4, 32361025), (5, 25888820), (10, 12944410), (20, 6472205), (25, 5177764), (50, 2588882), (100, 1294441), (349, 370900), (698, 185450), (1396, 92725), (1745, 74180), (3490, 37090), (3709, 34900), (6980, 18545), (7418, 17450), (8725, 14836)]