25872400

素因数分解:

$2^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{911}}^1$

素因数の和:1000

約数の個数: 60

約数和(自身を含む): 63103104

約数和(自身を除く): 37230704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 142, 200, 284, 355, 400, 568, 710, 911, 1136, 1420, 1775, 1822, 2840, 3550, 3644, 4555, 5680, 7100, 7288, 9110, 14200, 14576, 18220, 22775, 28400, 36440, 45550, 64681, 72880, 91100, 129362, 182200, 258724, 323405, 364400, 517448, 646810, 1034896, 1293620, 1617025, 2587240, 3234050, 5174480, 6468100, 12936200, 25872400]

約数ペア:

[(1, 25872400), (2, 12936200), (4, 6468100), (5, 5174480), (8, 3234050), (10, 2587240), (16, 1617025), (20, 1293620), (25, 1034896), (40, 646810), (50, 517448), (71, 364400), (80, 323405), (100, 258724), (142, 182200), (200, 129362), (284, 91100), (355, 72880), (400, 64681), (568, 45550), (710, 36440), (911, 28400), (1136, 22775), (1420, 18220), (1775, 14576), (1822, 14200), (2840, 9110), (3550, 7288), (3644, 7100), (4555, 5680)]