25789425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 45800640

約数和(自身を除く): 20011215

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 113, 179, 255, 339, 425, 537, 565, 895, 1275, 1695, 1921, 2685, 2825, 3043, 4475, 5763, 8475, 9129, 9605, 13425, 15215, 20227, 28815, 45645, 48025, 60681, 76075, 101135, 144075, 228225, 303405, 343859, 505675, 1031577, 1517025, 1719295, 5157885, 8596475, 25789425]

約数ペア:

[(1, 25789425), (3, 8596475), (5, 5157885), (15, 1719295), (17, 1517025), (25, 1031577), (51, 505675), (75, 343859), (85, 303405), (113, 228225), (179, 144075), (255, 101135), (339, 76075), (425, 60681), (537, 48025), (565, 45645), (895, 28815), (1275, 20227), (1695, 15215), (1921, 13425), (2685, 9605), (2825, 9129), (3043, 8475), (4475, 5763)]