690100

素因数分解:

$2^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:184

約数の個数: 36

約数和(自身を含む): 1534624

約数和(自身を除く): 844524

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 103, 134, 206, 268, 335, 412, 515, 670, 1030, 1340, 1675, 2060, 2575, 3350, 5150, 6700, 6901, 10300, 13802, 27604, 34505, 69010, 138020, 172525, 345050, 690100]

約数ペア:

[(1, 690100), (2, 345050), (4, 172525), (5, 138020), (10, 69010), (20, 34505), (25, 27604), (50, 13802), (67, 10300), (100, 6901), (103, 6700), (134, 5150), (206, 3350), (268, 2575), (335, 2060), (412, 1675), (515, 1340), (670, 1030)]