858472825

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{587}}^1$

素因数の和:802

約数の個数: 48

約数和(自身を含む): 1247670144

約数和(自身を除く): 389197319

約数列:

[1, 5, 7, 25, 35, 61, 137, 175, 305, 427, 587, 685, 959, 1525, 2135, 2935, 3425, 4109, 4795, 8357, 10675, 14675, 20545, 23975, 35807, 41785, 58499, 80419, 102725, 179035, 208925, 250649, 292495, 402095, 562933, 895175, 1253245, 1462475, 2010475, 2814665, 4905559, 6266225, 14073325, 24527795, 34338913, 122638975, 171694565, 858472825]

約数ペア:

[(1, 858472825), (5, 171694565), (7, 122638975), (25, 34338913), (35, 24527795), (61, 14073325), (137, 6266225), (175, 4905559), (305, 2814665), (427, 2010475), (587, 1462475), (685, 1253245), (959, 895175), (1525, 562933), (2135, 402095), (2935, 292495), (3425, 250649), (4109, 208925), (4795, 179035), (8357, 102725), (10675, 80419), (14675, 58499), (20545, 41785), (23975, 35807)]