25390980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{141061}}^1$

素因数の和:141076

約数の個数: 36

約数和(自身を含む): 77019852

約数和(自身を除く): 51628872

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 141061, 282122, 423183, 564244, 705305, 846366, 1269549, 1410610, 1692732, 2115915, 2539098, 2821220, 4231830, 5078196, 6347745, 8463660, 12695490, 25390980]

約数ペア:

[(1, 25390980), (2, 12695490), (3, 8463660), (4, 6347745), (5, 5078196), (6, 4231830), (9, 2821220), (10, 2539098), (12, 2115915), (15, 1692732), (18, 1410610), (20, 1269549), (30, 846366), (36, 705305), (45, 564244), (60, 423183), (90, 282122), (180, 141061)]