51707180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{1373}}^1$

素因数の和:1658

約数の個数: 48

約数和(自身を含む): 124649280

約数和(自身を除く): 72942100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 538, 1076, 1345, 1373, 1883, 2690, 2746, 3766, 5380, 5492, 6865, 7532, 9415, 9611, 13730, 18830, 19222, 27460, 37660, 38444, 48055, 96110, 192220, 369337, 738674, 1477348, 1846685, 2585359, 3693370, 5170718, 7386740, 10341436, 12926795, 25853590, 51707180]

約数ペア:

[(1, 51707180), (2, 25853590), (4, 12926795), (5, 10341436), (7, 7386740), (10, 5170718), (14, 3693370), (20, 2585359), (28, 1846685), (35, 1477348), (70, 738674), (140, 369337), (269, 192220), (538, 96110), (1076, 48055), (1345, 38444), (1373, 37660), (1883, 27460), (2690, 19222), (2746, 18830), (3766, 13730), (5380, 9611), (5492, 9415), (6865, 7532)]