97983800

素因数分解:

$2^3\times 5^2\times {\mathrm{691}}^1\times {\mathrm{709}}^1$

素因数の和:1416

約数の個数: 48

約数和(自身を含む): 228463800

約数和(自身を除く): 130480000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 691, 709, 1382, 1418, 2764, 2836, 3455, 3545, 5528, 5672, 6910, 7090, 13820, 14180, 17275, 17725, 27640, 28360, 34550, 35450, 69100, 70900, 138200, 141800, 489919, 979838, 1959676, 2449595, 3919352, 4899190, 9798380, 12247975, 19596760, 24495950, 48991900, 97983800]

約数ペア:

[(1, 97983800), (2, 48991900), (4, 24495950), (5, 19596760), (8, 12247975), (10, 9798380), (20, 4899190), (25, 3919352), (40, 2449595), (50, 1959676), (100, 979838), (200, 489919), (691, 141800), (709, 138200), (1382, 70900), (1418, 69100), (2764, 35450), (2836, 34550), (3455, 28360), (3545, 27640), (5528, 17725), (5672, 17275), (6910, 14180), (7090, 13820)]