205430175

素因数分解:

$3^4\times 5^2\times {\mathrm{229}}^1\times {\mathrm{443}}^1$

素因数の和:694

約数の個数: 60

約数和(自身を含む): 383052120

約数和(自身を除く): 177621945

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 229, 405, 443, 675, 687, 1145, 1329, 2025, 2061, 2215, 3435, 3987, 5725, 6183, 6645, 10305, 11075, 11961, 17175, 18549, 19935, 30915, 33225, 35883, 51525, 59805, 92745, 99675, 101447, 154575, 179415, 299025, 304341, 463725, 507235, 897075, 913023, 1521705, 2536175, 2739069, 4565115, 7608525, 8217207, 13695345, 22825575, 41086035, 68476725, 205430175]

約数ペア:

[(1, 205430175), (3, 68476725), (5, 41086035), (9, 22825575), (15, 13695345), (25, 8217207), (27, 7608525), (45, 4565115), (75, 2739069), (81, 2536175), (135, 1521705), (225, 913023), (229, 897075), (405, 507235), (443, 463725), (675, 304341), (687, 299025), (1145, 179415), (1329, 154575), (2025, 101447), (2061, 99675), (2215, 92745), (3435, 59805), (3987, 51525), (5725, 35883), (6183, 33225), (6645, 30915), (10305, 19935), (11075, 18549), (11961, 17175)]