71328542180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1037657}}^1$

素因数の和:1038164

約数の個数: 48

約数和(自身を含む): 171537319296

約数和(自身を除く): 100208777116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491, 982, 1964, 2455, 3437, 4910, 6874, 9820, 13748, 17185, 34370, 68740, 1037657, 2075314, 4150628, 5188285, 7263599, 10376570, 14527198, 20753140, 29054396, 36317995, 72635990, 145271980, 509489587, 1018979174, 2037958348, 2547447935, 3566427109, 5094895870, 7132854218, 10189791740, 14265708436, 17832135545, 35664271090, 71328542180]

約数ペア:

[(1, 71328542180), (2, 35664271090), (4, 17832135545), (5, 14265708436), (7, 10189791740), (10, 7132854218), (14, 5094895870), (20, 3566427109), (28, 2547447935), (35, 2037958348), (70, 1018979174), (140, 509489587), (491, 145271980), (982, 72635990), (1964, 36317995), (2455, 29054396), (3437, 20753140), (4910, 14527198), (6874, 10376570), (9820, 7263599), (13748, 5188285), (17185, 4150628), (34370, 2075314), (68740, 1037657)]