197920100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{337}}^1\times {\mathrm{839}}^1$

素因数の和:1197

約数の個数: 72

約数和(自身を含む): 492885120

約数和(自身を除く): 294965020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 337, 350, 674, 700, 839, 1348, 1678, 1685, 2359, 3356, 3370, 4195, 4718, 5873, 6740, 8390, 8425, 9436, 11746, 11795, 16780, 16850, 20975, 23492, 23590, 29365, 33700, 41950, 47180, 58730, 58975, 83900, 117460, 117950, 146825, 235900, 282743, 293650, 565486, 587300, 1130972, 1413715, 1979201, 2827430, 3958402, 5654860, 7068575, 7916804, 9896005, 14137150, 19792010, 28274300, 39584020, 49480025, 98960050, 197920100]

約数ペア:

[(1, 197920100), (2, 98960050), (4, 49480025), (5, 39584020), (7, 28274300), (10, 19792010), (14, 14137150), (20, 9896005), (25, 7916804), (28, 7068575), (35, 5654860), (50, 3958402), (70, 2827430), (100, 1979201), (140, 1413715), (175, 1130972), (337, 587300), (350, 565486), (674, 293650), (700, 282743), (839, 235900), (1348, 146825), (1678, 117950), (1685, 117460), (2359, 83900), (3356, 58975), (3370, 58730), (4195, 47180), (4718, 41950), (5873, 33700), (6740, 29365), (8390, 23590), (8425, 23492), (9436, 20975), (11746, 16850), (11795, 16780)]