326740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2$

素因数の和:88

約数の個数: 36

約数和(自身を含む): 750708

約数和(自身を除く): 423968

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 961, 1054, 1922, 2108, 2635, 3844, 4805, 5270, 9610, 10540, 16337, 19220, 32674, 65348, 81685, 163370, 326740]

約数ペア:

[(1, 326740), (2, 163370), (4, 81685), (5, 65348), (10, 32674), (17, 19220), (20, 16337), (31, 10540), (34, 9610), (62, 5270), (68, 4805), (85, 3844), (124, 2635), (155, 2108), (170, 1922), (310, 1054), (340, 961), (527, 620)]